{"title":"Rotary Evaporators","description":"","products":[{"product_id":"rotary-evaporator","title":"Rotary Evaporator -  RV131","description":"\u003c!-- ============================================================\n     Surge Scientific — Rotary Evaporator (Manual Lift)\n     Model: RV131\n     ============================================================ --\u003e\n\n\u003cstyle\u003e\n  :root {\n    --teal-deepest:#0d2b2b; --teal-dark:#0d4a4a; --teal-mid:#0a7373;\n    --amber:#bf6000; --teal-light:#e0f2f1; --teal-border:#b2dfdb;\n    --teal-pale:#80cbc4; --text-body:#2c4a4a; --text-secondary:#3a5a5a;\n    --hover-amber:#fff8e1; --white:#ffffff;\n  }\n  .prod-desc {\n    font-family:'Georgia','Times New Roman',serif; font-size:1em;\n    color:var(--teal-deepest); width:100%; max-width:100%;\n    box-sizing:border-box; line-height:1.7;\n  }\n  .prod-hero {\n    background:linear-gradient(135deg,#0d2b2b 0%,#0d4a4a 50%,#0a7373 100%);\n    color:var(--white); padding:clamp(1.5em,4vw,3em) clamp(1.25em,3vw,2.5em);\n    border-radius:4px; 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}\n  @media (max-width:600px) { .prod-usecases { grid-template-columns:1fr; } }\n  @media (max-width:480px) {\n    .prod-pillars, .prod-features { grid-template-columns:1fr; }\n    .prod-hero h1 { font-size:1.25em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"prod-desc\"\u003e\n\n  \u003c!-- ── 1. HERO BANNER ── --\u003e\n  \u003cdiv class=\"prod-hero\"\u003e\n    \u003cp class=\"prod-hero-eyebrow\"\u003eSurge Scientific · Model RV131 · Rotary Evaporator — Manual Lift\u003c\/p\u003e\n    \u003ch1\u003eRotary Evaporator\u003cbr\u003eRV131 · 5 L Heating Bath · Manual Lift\u003c\/h1\u003e\n    \u003cp class=\"prod-hero-sub\"\u003e20–320 RPM Brushless DC · 5L Water\/Oil Bath to 180°C · 1500 cm² Condenser · PID + Dry-Burn Protection · 180 mm Lift Travel\u003c\/p\u003e\n    \u003cp class=\"prod-hero-lead\"\u003e\n      A rotary evaporator is the instrument that decides how clean your solvent recovery is — and the RV131 is built around the details that matter: a \u003cstrong\u003e1500 cm² double-layer vertical condenser\u003c\/strong\u003e for high recovery rates, a \u003cstrong\u003ebrushless DC motor at 20–320 RPM\u003c\/strong\u003e for gentle evaporation, a \u003cstrong\u003e5L water\/oil bath to 180°C\u003c\/strong\u003e for viscous solvents, and a \u003cstrong\u003egraphite-filled PTFE seal\u003c\/strong\u003e that takes corrosive vapors and hot cycles without service for years. Manual lift for precise glassware positioning — chosen deliberately by labs that want mechanical simplicity over motorized convenience.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 2. WHY EVERY ROTOVAP SPEC MATTERS ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eWhy Every Rotovap Spec Matters\u003c\/p\u003e\n    \u003cp\u003e\n      A rotary evaporator can look almost identical to another on a product photo and deliver completely different recovery rates in the lab. The differences hide in the details: a low-surface-area condenser loses vapor to the vacuum pump; a brushed motor drifts off setpoint over time; a cheap seal leaks under vacuum and turns a 4-hour distillation into a 12-hour one; a water-only bath caps you at solvents below 100°C and rules out anything with a higher boiling point.\n    \u003c\/p\u003e\n    \u003cp\u003e\n      The RV131 is spec'd against every one of those failure modes. The \u003cstrong\u003e1500 cm² double-layer vertical condenser\u003c\/strong\u003e maximizes vapor capture — more cooling surface, more recovery, less loss to the pump. The \u003cstrong\u003ebrushless DC motor\u003c\/strong\u003e holds a precise RPM setpoint for life. The \u003cstrong\u003ehigh-elastic graphite-filled PTFE seal with compression spring\u003c\/strong\u003e keeps vacuum integrity through thermal cycling and corrosive vapors. The \u003cstrong\u003e5L water\/oil heating bath to 180°C\u003c\/strong\u003e handles high-boiling-point solvents that a water-only bath can't touch.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 3. FOUR VALUE PILLARS ── --\u003e\n  \u003cdiv class=\"prod-pillars\"\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e❄️\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003e1500 cm² Condenser\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eDouble-layer vertical condenser\u003c\/strong\u003e with 1500 cm² cooling surface — maximum vapor capture, high recovery rates, minimum loss to the vacuum pump.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e⚙️\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003eBrushless DC · 20–320 RPM\u003c\/p\u003e\n      \u003cp\u003eBrushless DC motor drives the flask from \u003cstrong\u003e20 to 320 RPM\u003c\/strong\u003e with precise setpoint hold. Gentle enough for delicate samples, fast enough for aggressive distillation.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e🔥\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003e5 L Bath · 180°C\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003e5-liter water\/oil heating bath\u003c\/strong\u003e reaches \u003cstrong\u003e180°C (oil)\u003c\/strong\u003e with PID control. Handles high-boiling-point solvents that water-only baths cap out on.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e🛡️\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003eMulti-Layer Safety\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eDry-burning protection\u003c\/strong\u003e, overheat cutoff, and \u003cstrong\u003eautomatic power-off\u003c\/strong\u003e keep the unit safe during long unattended distillations and protect the heating element if the bath goes empty.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 4. CALLOUT BOX ── --\u003e\n  \u003cdiv class=\"prod-callout\"\u003e\n    \u003cp\u003e\n      \u003cstrong\u003e\"1500 cm² of cooling. 180°C of heating. Graphite-PTFE seal. Brushless drive. Built to recover.\"\u003c\/strong\u003e —\n      The RV131 is designed around the specs that decide how much solvent you actually recover — not the specs that look good on a product page.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 5. KEY FEATURES ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eKey Features\u003c\/p\u003e\n    \u003cul class=\"prod-features\"\u003e\n      \u003cli\u003e5 L water\/oil heating bath\u003c\/li\u003e\n      \u003cli\u003eHeating range RT to 180°C (oil)\u003c\/li\u003e\n      \u003cli\u003ePID temperature controller\u003c\/li\u003e\n      \u003cli\u003eDouble-layer vertical condenser\u003c\/li\u003e\n      \u003cli\u003e1500 cm² cooling surface area\u003c\/li\u003e\n      \u003cli\u003eBrushless DC motor\u003c\/li\u003e\n      \u003cli\u003eRotation speed 20–320 RPM\u003c\/li\u003e\n      \u003cli\u003eClockwise \/ counterclockwise cycle modes\u003c\/li\u003e\n      \u003cli\u003eLarge LED display — speed, temp, time\u003c\/li\u003e\n      \u003cli\u003eTouch keys + adjustable knob control\u003c\/li\u003e\n      \u003cli\u003eKnob fast\/slow adjustment mode\u003c\/li\u003e\n      \u003cli\u003eMistouch prevention lock\u003c\/li\u003e\n      \u003cli\u003eManual lift mechanism\u003c\/li\u003e\n      \u003cli\u003e180 mm lift travel range\u003c\/li\u003e\n      \u003cli\u003e0–360° tilt angle\u003c\/li\u003e\n      \u003cli\u003eLeft- or right-side flask positioning\u003c\/li\u003e\n      \u003cli\u003eFlask ejection mechanism\u003c\/li\u003e\n      \u003cli\u003eHigh-elastic graphite-filled PTFE seal\u003c\/li\u003e\n      \u003cli\u003eCompression spring sealing\u003c\/li\u003e\n      \u003cli\u003eCorrosion + abrasion resistant seal\u003c\/li\u003e\n      \u003cli\u003eDry-burning protection\u003c\/li\u003e\n      \u003cli\u003eOverheat protection\u003c\/li\u003e\n      \u003cli\u003eAutomatic power-off function\u003c\/li\u003e\n      \u003cli\u003eProgrammable operation time\u003c\/li\u003e\n      \u003cli\u003eCycle times programmable\u003c\/li\u003e\n      \u003cli\u003eEasy disassembly and cleaning\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 6. IDEAL APPLICATIONS ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eIdeal Applications\u003c\/p\u003e\n    \u003cdiv class=\"prod-usecases\"\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e🧪\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003eSolvent Recovery\u003c\/p\u003e\n        \u003cp\u003eRoutine distillation, solvent stripping, concentration, and extract recovery — across organic chemistry, analytical prep, and research workflows.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e💊\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003ePharma \u0026amp; Biotech\u003c\/p\u003e\n        \u003cp\u003eAPI purification, formulation development, natural product extraction, and pharmaceutical concentration work that demands clean, gentle solvent removal.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e🔬\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003eR\u0026amp;D and QA\u003c\/p\u003e\n        \u003cp\u003eWide applications in chemical, pharmaceutical, biotechnology industries, R\u0026amp;D labs, and quality assurance — from bench prep through method development.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 7. WHAT'S IN THE BOX ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eWhat's in the Box\u003c\/p\u003e\n    \u003cp\u003eThe RV131 ships as a complete evaporator assembly ready for bench setup. Pair with a diaphragm vacuum pump and chiller for a complete solvent recovery station.\u003c\/p\u003e\n    \u003cdiv class=\"prod-badges\"\u003e\n      \u003cspan class=\"prod-badge amber\"\u003eRV131 Rotary Evaporator\u003c\/span\u003e\n      \u003cspan class=\"prod-badge amber\"\u003e5 L Heating Bath\u003c\/span\u003e\n      \u003cspan class=\"prod-badge amber\"\u003eCondenser Assembly\u003c\/span\u003e\n      \u003cspan class=\"prod-badge\"\u003eEvaporation Flask\u003c\/span\u003e\n      \u003cspan class=\"prod-badge\"\u003eReceiving Flask\u003c\/span\u003e\n      \u003cspan class=\"prod-badge\"\u003eUser Manual\u003c\/span\u003e\n      \u003cspan class=\"prod-badge outline\"\u003eDiaphragm Vacuum Pump (Recommended)\u003c\/span\u003e\n      \u003cspan class=\"prod-badge outline\"\u003eRecirculating Chiller (Recommended)\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 8. TECHNICAL SPECIFICATIONS ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eTechnical Specifications\u003c\/p\u003e\n    \u003cdiv class=\"prod-specs-wrap\"\u003e\n      \u003ctable class=\"prod-specs-table\"\u003e\n        \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd\u003eRV131\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eLift Type\u003c\/td\u003e\n\u003ctd\u003eManual\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eLift Travel\u003c\/td\u003e\n\u003ctd\u003eUp to 180 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eTilt Angle\u003c\/td\u003e\n\u003ctd\u003e0–360° (left or right side positioning)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eHeating Bath Volume\u003c\/td\u003e\n\u003ctd\u003e5 L\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eBath Medium\u003c\/td\u003e\n\u003ctd\u003eWater or oil\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eHeating Range\u003c\/td\u003e\n\u003ctd\u003eRT to 180°C (oil)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eTemperature Controller\u003c\/td\u003e\n\u003ctd\u003ePID\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCondenser\u003c\/td\u003e\n\u003ctd\u003eDouble-layer vertical — 1500 cm² cooling surface\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eMotor Type\u003c\/td\u003e\n\u003ctd\u003eBrushless DC\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eRotation Speed Range\u003c\/td\u003e\n\u003ctd\u003e20–320 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eRotation Modes\u003c\/td\u003e\n\u003ctd\u003eClockwise · Counterclockwise · Cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLarge LED — speed, temp, time, cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eControl\u003c\/td\u003e\n\u003ctd\u003eTouch keys + adjustable knob (fast\/slow)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eSafety Lock\u003c\/td\u003e\n\u003ctd\u003eMistouch prevention\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eSeal\u003c\/td\u003e\n\u003ctd\u003eHigh-elastic graphite-filled PTFE with compression spring\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eFlask Removal\u003c\/td\u003e\n\u003ctd\u003eEjection mechanism\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eSafety Features\u003c\/td\u003e\n\u003ctd\u003eDry-burn protection · Overheat cutoff · Auto power-off\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eApplications\u003c\/td\u003e\n\u003ctd\u003eChemical, pharma, biotech, R\u0026amp;D, QA\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 9. WARRANTY \u0026 SUPPORT ── --\u003e\n  \u003cdiv class=\"prod-warranty\"\u003e\n    \u003cspan class=\"prod-warranty-icon\"\u003e🛡️\u003c\/span\u003e\n    \u003cp\u003e\n      \u003cstrong\u003eSurge Scientific Warranty \u0026amp; Support\u003c\/strong\u003e\u003cbr\u003e\n      This instrument is sold through Surge Scientific, your trusted laboratory equipment partner. Our product specialists are available Monday–Friday for assistance. The RV131 is backed by a \u003cstrong\u003e2-year all-inclusive manufacturer's warranty\u003c\/strong\u003e. Contact us at \u003cstrong\u003einfo@surgescientific.com\u003c\/strong\u003e or reach out directly to our support team at \u003cstrong\u003e855.943.3344\u003c\/strong\u003e for pre-sales questions, glassware selection, pump\/chiller pairing, and technical assistance.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Four E's","offers":[{"title":"Default Title","offer_id":48229731959040,"sku":"RV131","price":2363.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/1444\/4544\/files\/RV131_3_1680x_43594663-2b99-41dc-abb6-1da64407484c.jpg?v=1775151939"},{"product_id":"recirculating-chiller","title":"Recirculating Chiller","description":"\u003c!-- ============================================================\n     Surge Scientific — Recirculating Chiller\n     Model: CH800 — -20°C, 750W cooling, 30-min cool-down, R290 refrigerant\n     Brand System : Deep Teal (#0d2b2b \/ #0d4a4a \/ #0a7373) + Burnt Amber (#bf6000)\n     Theme        : Athens by Truly Fine Pixels\n     ============================================================ --\u003e\n\n\u003cstyle\u003e\n  :root {\n    --teal-deepest:#0d2b2b; --teal-dark:#0d4a4a; --teal-mid:#0a7373;\n    --amber:#bf6000; --teal-light:#e0f2f1; --teal-border:#b2dfdb;\n    --teal-pale:#80cbc4; --text-body:#2c4a4a; --text-secondary:#3a5a5a;\n    --hover-amber:#fff8e1; --white:#ffffff;\n  }\n  .prod-desc {\n    font-family:'Georgia','Times New Roman',serif; font-size:1em;\n    color:var(--teal-deepest); width:100%; max-width:100%;\n    box-sizing:border-box; line-height:1.7;\n  }\n  .prod-hero {\n    background:linear-gradient(135deg,#0d2b2b 0%,#0d4a4a 50%,#0a7373 100%);\n    color:var(--white); padding:clamp(1.5em,4vw,3em) clamp(1.25em,3vw,2.5em);\n    border-radius:4px; margin-bottom:clamp(1.5em,3vw,2.5em);\n    position:relative; overflow:hidden; box-sizing:border-box;\n  }\n  .prod-hero::before {\n    content:''; position:absolute; top:-60px; right:-60px;\n    width:220px; height:220px; border-radius:50%;\n    background:rgba(191,96,0,0.12);\n  }\n  .prod-hero::after {\n    content:''; position:absolute; bottom:-40px; left:35%;\n    width:160px; height:160px; border-radius:50%;\n    background:rgba(224,242,241,0.07);\n  }\n  .prod-hero-eyebrow {\n    font-family:'Arial',sans-serif; font-size:0.6875em; font-weight:700;\n    letter-spacing:0.18em; text-transform:uppercase;\n    color:var(--amber); margin:0 0 0.75em;\n  }\n  .prod-hero h1 {\n    font-family:'Arial',sans-serif; font-size:clamp(1.375em,2.5vw,1.875em);\n    font-weight:800; margin:0 0 0.5em; color:var(--white); line-height:1.2;\n  }\n  .prod-hero-sub {\n    font-family:'Arial',sans-serif; font-size:0.875em;\n    color:rgba(255,255,255,0.65); margin:0 0 1.5em; letter-spacing:0.04em;\n  }\n  .prod-hero-lead {\n    font-size:1.0625em; color:rgba(255,255,255,0.88);\n    max-width:100%; margin:0; line-height:1.75; font-style:italic;\n  }\n  .prod-section { margin-bottom:clamp(1.5em,3vw,2.5em); }\n  .prod-section-title {\n    font-family:'Arial',sans-serif; font-size:0.8125em; font-weight:700;\n    letter-spacing:0.18em; text-transform:uppercase;\n    color:var(--amber); border-bottom:2px solid var(--amber);\n    padding-bottom:0.5em; margin:0 0 1.25em; display:inline-block;\n  }\n  .prod-section p { font-size:1em; color:var(--text-body); margin:0 0 0.875em; }\n  .prod-pillars {\n    display:grid; grid-template-columns:repeat(2,minmax(0,1fr));\n    gap:clamp(0.75em,2vw,1em); margin-bottom:clamp(1.5em,3vw,2.5em);\n  }\n  .prod-pillar {\n    border:1px solid var(--teal-border); border-left:4px solid var(--amber);\n    padding:clamp(0.875em,2vw,1.25em) clamp(0.75em,1.5vw,1.125em);\n    background:var(--teal-light); border-radius:0 4px 4px 0;\n    box-sizing:border-box;\n  }\n  .prod-pillar-icon { font-size:1.5em; margin-bottom:0.5em; display:block; }\n  .prod-pillar-title {\n    font-family:'Arial',sans-serif; font-size:0.8125em; font-weight:700;\n    text-transform:uppercase; letter-spacing:0.06em;\n    color:var(--teal-deepest); margin:0 0 0.375em;\n  }\n  .prod-pillar p { font-size:0.875em; color:var(--text-secondary); margin:0; line-height:1.6; }\n  .prod-callout {\n    background:linear-gradient(135deg,var(--teal-light),#f9fefe);\n    border:1px solid var(--teal-border); border-left:5px solid var(--amber);\n    padding:clamp(0.875em,2vw,1.25em) clamp(0.875em,2vw,1.375em);\n    border-radius:0 4px 4px 0; margin-bottom:clamp(1.5em,3vw,2.5em);\n    box-sizing:border-box;\n  }\n  .prod-callout p { font-size:1.0625em; color:var(--teal-deepest); margin:0; font-style:italic; line-height:1.7; }\n  .prod-callout strong { color:var(--amber); font-style:normal; }\n  .prod-features {\n    list-style:none; padding:0; margin:0 0 1em;\n    display:grid; grid-template-columns:repeat(2,minmax(0,1fr));\n    gap:0.5em 1.5em;\n  }\n  .prod-features li {\n    font-size:0.875em; color:var(--text-body);\n    padding-left:1.375em; position:relative; line-height:1.5;\n  }\n  .prod-features li::before {\n    content:'✓'; position:absolute; left:0;\n    color:var(--amber); font-weight:700; font-size:1em;\n  }\n  .prod-usecases {\n    display:grid; grid-template-columns:repeat(3,minmax(0,1fr));\n    gap:clamp(0.625em,1.5vw,0.875em); margin-bottom:0.5em;\n  }\n  .prod-usecase {\n    background:var(--teal-dark); color:var(--white);\n    padding:clamp(0.875em,2vw,1.125em) clamp(0.75em,1.5vw,1em);\n    border-radius:4px; text-align:center; box-sizing:border-box;\n  }\n  .prod-usecase-icon { font-size:1.625em; display:block; margin-bottom:0.5em; }\n  .prod-usecase-title {\n    font-family:'Arial',sans-serif; font-size:0.75em; font-weight:700;\n    letter-spacing:0.06em; text-transform:uppercase;\n    color:var(--amber); margin-bottom:0.375em;\n  }\n  .prod-usecase p { font-size:0.8125em; color:rgba(255,255,255,0.75); margin:0; line-height:1.5; }\n  .prod-badges { display:flex; flex-wrap:wrap; gap:0.625em; margin-bottom:0.5em; }\n  .prod-badge {\n    font-family:'Arial',sans-serif; font-size:0.6875em; font-weight:700;\n    letter-spacing:0.06em; text-transform:uppercase;\n    background:var(--teal-dark); color:var(--white);\n    padding:0.4em 0.75em; border-radius:2px;\n  }\n  .prod-badge.amber { background:var(--amber); color:var(--white); }\n  .prod-badge.outline {\n    background:transparent; color:var(--teal-dark);\n    border:1.5px solid var(--teal-dark);\n  }\n  .prod-specs-wrap {\n    width:100%; overflow-x:auto;\n    -webkit-overflow-scrolling:touch; margin-bottom:0.5em;\n  }\n  .prod-specs-table {\n    width:100%; min-width:420px; border-collapse:collapse;\n    font-size:0.875em; font-family:'Arial',sans-serif;\n  }\n  .prod-specs-table thead tr { background:var(--teal-dark); color:var(--white); }\n  .prod-specs-table thead th {\n    padding:clamp(0.5em,1.2vw,0.625em) clamp(0.625em,1.5vw,0.875em);\n    text-align:left; font-size:0.6875em;\n    letter-spacing:0.12em; text-transform:uppercase; white-space:nowrap;\n  }\n  .prod-specs-table tbody tr:nth-child(even) { background:var(--teal-light); }\n  .prod-specs-table tbody tr:hover { background:var(--hover-amber); }\n  .prod-specs-table td {\n    padding:clamp(0.5em,1vw,0.5625em) clamp(0.625em,1.5vw,0.875em);\n    border-bottom:1px solid var(--teal-border);\n    color:var(--text-body); vertical-align:top;\n  }\n  .prod-specs-table td:first-child {\n    font-weight:600; color:var(--teal-deepest); width:36%;\n  }\n  .prod-warranty {\n    background:linear-gradient(135deg,#0a7373,#0d4a4a); color:var(--white);\n    padding:clamp(0.875em,2vw,1em) clamp(1em,2.5vw,1.5em);\n    border-radius:4px; display:flex; align-items:flex-start;\n    gap:0.875em; margin-top:clamp(1.5em,3vw,2.5em);\n    box-sizing:border-box;\n  }\n  .prod-warranty-icon { font-size:1.75em; flex-shrink:0; margin-top:0.125em; }\n  .prod-warranty p { margin:0; font-size:0.875em; line-height:1.5; }\n  .prod-warranty strong { color:var(--amber); }\n  @media (max-width:600px) { .prod-usecases { grid-template-columns:1fr; } }\n  @media (max-width:480px) {\n    .prod-pillars, .prod-features { grid-template-columns:1fr; }\n    .prod-hero h1 { font-size:1.25em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"prod-desc\"\u003e\n\n  \u003c!-- ── 1. HERO BANNER ── --\u003e\n  \u003cdiv class=\"prod-hero\"\u003e\n    \u003cp class=\"prod-hero-eyebrow\"\u003eSurge Scientific · Model CH800 · Recirculating Chiller · -20°C · 750W\u003c\/p\u003e\n    \u003ch1\u003eRecirculating Chiller\u003cbr\u003e-20°C in 30 Minutes · 750 W Cooling · R290 Eco-Refrigerant\u003c\/h1\u003e\n    \u003cp class=\"prod-hero-sub\"\u003e±0.3 K Stability · 22 L\/min Flow · 5 L Bath · 4.3-inch Touchscreen · Stainless Steel · \u0026lt;55 dB · Bench-Fit Footprint\u003c\/p\u003e\n    \u003cp class=\"prod-hero-lead\"\u003e\n      The CH800 delivers \u003cstrong\u003elaboratory-grade closed-loop cooling\u003c\/strong\u003e down to \u003cstrong\u003e-20°C with a 30-minute cool-down from room temperature\u003c\/strong\u003e — and does it in a \u003cstrong\u003e235 × 468 × 535 mm bench-friendly footprint\u003c\/strong\u003e that fits inside a fume hood. \u003cstrong\u003e750 W of compressor cooling power\u003c\/strong\u003e, \u003cstrong\u003e±0.3 K temperature stability\u003c\/strong\u003e per DIN 12876, \u003cstrong\u003e22 L\/min recirculating pump flow\u003c\/strong\u003e, and \u003cstrong\u003eR290 eco-refrigerant\u003c\/strong\u003e compliance — engineered to pair with rotary evaporators, reactor blocks, vapor barriers, and heat exchangers without dragging tap water through your sink line for hours.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 2. WHY A DEDICATED RECIRCULATING CHILLER BEATS TAP WATER ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eWhy a Dedicated Recirculating Chiller Beats Tap Water\u003c\/p\u003e\n    \u003cp\u003e\n      Most labs running a rotary evaporator or jacketed reactor start with the simplest cooling solution: \u003cstrong\u003econnect a hose to the tap, run the cold water through the condenser, and let it drain\u003c\/strong\u003e. It works — until you actually look at what it costs. A typical rotary evaporator condenser runs \u003cstrong\u003e2–4 L\/min of water for 4–8 hours per session\u003c\/strong\u003e. That's 500–2,000 L of treated municipal water per day going straight down the drain. Across a year, the water bill alone often exceeds the price of a chiller.\n    \u003c\/p\u003e\n    \u003cp\u003e\n      And tap water has a problem the bill doesn't even capture: \u003cstrong\u003eit's typically 15–22°C, which is far too warm\u003c\/strong\u003e for efficient solvent recovery on volatile organics like dichloromethane, ether, or pentane. Vapors slip past the condenser, end up in the vacuum pump, and your solvent recovery drops to 60–70%. The CH800 holds your condenser fluid at \u003cstrong\u003eany temperature from -20°C to ambient\u003c\/strong\u003e, with \u003cstrong\u003e±0.3 K stability\u003c\/strong\u003e — so cold-trap chemistry actually traps cold, and your solvent recovery climbs to 95%+. \u003cstrong\u003eClosed-loop. Zero water waste. Genuinely cold.\u003c\/strong\u003e\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 3. FOUR VALUE PILLARS ── --\u003e\n  \u003cdiv class=\"prod-pillars\"\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e❄️\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003e-20°C in 30 Minutes\u003c\/p\u003e\n      \u003cp\u003eFast cool-down: \u003cstrong\u003eRT (25°C) to -20°C in ≤30 minutes\u003c\/strong\u003e. \u003cstrong\u003e750 W cooling capacity at 20°C\u003c\/strong\u003e, 500 W at 0°C, 200 W at -20°C — real cooling power across the full operating range.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e🎯\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003e±0.3 K Stability\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eDIN 12876-compliant ±0.3 K temperature stability\u003c\/strong\u003e with advanced proportional cooling control. Your cold trap stays cold, your solvent recovery stays consistent, your reaction temperature stays predictable.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e🌱\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003eR290 Eco-Refrigerant\u003c\/p\u003e\n      \u003cp\u003eUses \u003cstrong\u003eR290 environmental-friendly refrigerant\u003c\/strong\u003e — low GWP, no ozone depletion, regulatory-future-proof. No HFC retrofit forced on you in three years when the next phase-out hits.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e📱\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003e4.3-inch Touchscreen + RS485\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003e4.3-inch LCD touchscreen\u003c\/strong\u003e for setpoint, monitoring, and alarms. \u003cstrong\u003eRS485 communication interface\u003c\/strong\u003e for integration with reactor controllers or LIMS. Auto-recovery after power outage — picks up where it left off.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 4. CALLOUT BOX ── --\u003e\n  \u003cdiv class=\"prod-callout\"\u003e\n    \u003cp\u003e\n      \u003cstrong\u003e\"Closed-loop. -20°C. 30 minutes. Stop letting your solvent recovery rate be limited by your tap water temperature.\"\u003c\/strong\u003e —\n      For any rotary evaporator, jacketed reactor, or cold-trap workflow, the CH800 is the cooling upgrade that pays for itself in solvent recovery alone.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 5. KEY FEATURES ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eKey Features\u003c\/p\u003e\n    \u003cul class=\"prod-features\"\u003e\n      \u003cli\u003eWorking temperature -20°C to ambient (RT)\u003c\/li\u003e\n      \u003cli\u003eFast cool-down: RT → -20°C in ≤30 min\u003c\/li\u003e\n      \u003cli\u003e750 W cooling capacity at 20°C\u003c\/li\u003e\n      \u003cli\u003e650 W cooling capacity at 10°C\u003c\/li\u003e\n      \u003cli\u003e500 W cooling capacity at 0°C\u003c\/li\u003e\n      \u003cli\u003e400 W cooling capacity at -10°C\u003c\/li\u003e\n      \u003cli\u003e200 W cooling capacity at -20°C\u003c\/li\u003e\n      \u003cli\u003ePump flow up to 22 L\/min\u003c\/li\u003e\n      \u003cli\u003ePump pressure up to 1 bar\u003c\/li\u003e\n      \u003cli\u003e5 L bath volume (5.3 L max storage)\u003c\/li\u003e\n      \u003cli\u003eTemperature stability ±0.3 K (DIN 12876)\u003c\/li\u003e\n      \u003cli\u003eTemperature display accuracy ±0.3°C\u003c\/li\u003e\n      \u003cli\u003eAdvanced proportional cooling control\u003c\/li\u003e\n      \u003cli\u003eR290 eco-refrigerant — low GWP\u003c\/li\u003e\n      \u003cli\u003eStainless steel bath construction\u003c\/li\u003e\n      \u003cli\u003eVisible water level indicator\u003c\/li\u003e\n      \u003cli\u003eOverflow port protection\u003c\/li\u003e\n      \u003cli\u003eConvenient liquid filling and draining\u003c\/li\u003e\n      \u003cli\u003e4.3-inch LCD touchscreen interface\u003c\/li\u003e\n      \u003cli\u003eReal-time setpoint and monitoring\u003c\/li\u003e\n      \u003cli\u003eOver-current compressor protection\u003c\/li\u003e\n      \u003cli\u003eOverheating protection with audio alarm\u003c\/li\u003e\n      \u003cli\u003eAutomatic recovery after power outage\u003c\/li\u003e\n      \u003cli\u003eRS485 communication interface\u003c\/li\u003e\n      \u003cli\u003eCompact 235 × 468 × 535 mm footprint\u003c\/li\u003e\n      \u003cli\u003eFume-hood compatible dimensions\u003c\/li\u003e\n      \u003cli\u003eLightweight ≤35 kg\u003c\/li\u003e\n      \u003cli\u003eLow noise \u0026lt;55 dB\u003c\/li\u003e\n      \u003cli\u003eDual voltage 100–120V \/ 200–240V\u003c\/li\u003e\n      \u003cli\u003e2-year all-inclusive warranty\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 6. IDEAL APPLICATIONS ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eIdeal Applications\u003c\/p\u003e\n    \u003cdiv class=\"prod-usecases\"\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e🌀\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003eRotary Evaporator Cooling\u003c\/p\u003e\n        \u003cp\u003ePair with rotary evaporators for \u003cstrong\u003esolvent recovery from volatile organics\u003c\/strong\u003e — DCM, ether, pentane, ethanol — where a 5°C condenser dramatically outperforms 20°C tap water.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e⚗️\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003eReactor \u0026amp; Synthesis Cooling\u003c\/p\u003e\n        \u003cp\u003eJacketed reactor blocks, parallel synthesis platforms, exothermic reaction control, and Schlenk-line vapor barriers — anywhere a stable sub-ambient temperature anchors the process.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e🔬\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003eHeat Exchanger \u0026amp; Lab Cooling\u003c\/p\u003e\n        \u003cp\u003ePhotochemistry stages, optical instruments, NMR cryostat support, and any heat exchanger application where \u003cstrong\u003eclosed-loop, water-saving cooling\u003c\/strong\u003e replaces wasteful tap-water plumbing.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 7. WHAT'S IN THE BOX ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eWhat's in the Box\u003c\/p\u003e\n    \u003cp\u003eThe CH800 ships ready for connection — bench-mount design, ready to plumb into any standard rotary evaporator, jacketed reactor, or heat exchanger. Power supply: 100–120 VAC or 200–240 VAC, 50\/60 Hz.\u003c\/p\u003e\n    \u003cdiv class=\"prod-badges\"\u003e\n      \u003cspan class=\"prod-badge amber\"\u003eCH800 Recirculating Chiller\u003c\/span\u003e\n      \u003cspan class=\"prod-badge amber\"\u003eStainless Steel Bath\u003c\/span\u003e\n      \u003cspan class=\"prod-badge amber\"\u003e4.3-inch LCD Touchscreen\u003c\/span\u003e\n      \u003cspan class=\"prod-badge\"\u003ePower Cord\u003c\/span\u003e\n      \u003cspan class=\"prod-badge\"\u003eUser Manual\u003c\/span\u003e\n      \u003cspan class=\"prod-badge outline\"\u003eTubing \u0026amp; Fittings (Match to Application)\u003c\/span\u003e\n      \u003cspan class=\"prod-badge outline\"\u003eRS485 Communication Cable (Optional)\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 8. TECHNICAL SPECIFICATIONS ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eTechnical Specifications\u003c\/p\u003e\n    \u003cdiv class=\"prod-specs-wrap\"\u003e\n      \u003ctable class=\"prod-specs-table\"\u003e\n        \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd\u003eCH800\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eWorking Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-20°C to ambient (RT)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCooling Capacity @ 20°C\u003c\/td\u003e\n\u003ctd\u003e750 W\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCooling Capacity @ 10°C\u003c\/td\u003e\n\u003ctd\u003e650 W\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCooling Capacity @ 0°C\u003c\/td\u003e\n\u003ctd\u003e500 W\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCooling Capacity @ -10°C\u003c\/td\u003e\n\u003ctd\u003e400 W\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCooling Capacity @ -20°C\u003c\/td\u003e\n\u003ctd\u003e200 W\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCool-Down Time\u003c\/td\u003e\n\u003ctd\u003eRT (25°C) → -20°C in ≤30 min\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003ePump Flow (Max)\u003c\/td\u003e\n\u003ctd\u003e22 L\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003ePump Pressure (Max)\u003c\/td\u003e\n\u003ctd\u003e1 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eBath Volume\u003c\/td\u003e\n\u003ctd\u003e5 L (max storage 5.3 L)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eTemperature Stability\u003c\/td\u003e\n\u003ctd\u003e±0.3 K (DIN 12876)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eTemperature Display Accuracy\u003c\/td\u003e\n\u003ctd\u003e±0.3°C\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCooling Control\u003c\/td\u003e\n\u003ctd\u003eAdvanced proportional cooling\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR290 (eco-friendly, low GWP)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eBath Material\u003c\/td\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e4.3-inch LCD touchscreen\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eSafety — Compressor\u003c\/td\u003e\n\u003ctd\u003eOver-current protection\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eSafety — Bath\u003c\/td\u003e\n\u003ctd\u003eOverheating protection with audio alarm\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003ePower Recovery\u003c\/td\u003e\n\u003ctd\u003eAutomatic — restores previous parameters\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e100–120 VAC \/ 200–240 VAC, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eWattage (Max)\u003c\/td\u003e\n\u003ctd\u003e750 W\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eDimensions (W × D × H)\u003c\/td\u003e\n\u003ctd\u003e235 × 468 × 535 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e≤35 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;55 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e2-year all-inclusive\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 9. WARRANTY \u0026 SUPPORT ── --\u003e\n  \u003cdiv class=\"prod-warranty\"\u003e\n    \u003cspan class=\"prod-warranty-icon\"\u003e🛡️\u003c\/span\u003e\n    \u003cp\u003e\n      \u003cstrong\u003eSurge Scientific Warranty \u0026amp; Support\u003c\/strong\u003e\u003cbr\u003e\n      This instrument is sold through Surge Scientific, your trusted laboratory equipment partner. Our product specialists are available Monday–Friday for assistance. The CH800 is backed by a \u003cstrong\u003e2-year all-inclusive manufacturer's warranty\u003c\/strong\u003e. Contact us at \u003cstrong\u003einfo@surgescientific.com\u003c\/strong\u003e or reach out directly to our support team at \u003cstrong\u003e855.943.3344\u003c\/strong\u003e for pre-sales questions, rotary evaporator pairing, plumbing \u0026amp; tubing guidance, fume-hood installation, and technical assistance.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Four E's","offers":[{"title":"Default Title","offer_id":48229744214272,"sku":"CH800","price":2205.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/1444\/4544\/files\/01_1680x_829bb71b-2936-46cf-b8fa-913a9877795d.jpg?v=1775152057"},{"product_id":"diaphragm-vacuum-pump","title":"Diaphragm Vacuum Pump","description":"\u003c!-- ============================================================\n     Surge Scientific — Diaphragm Vacuum Pump\n     Model: RVP01 (oil-free, chemically resistant)\n     ============================================================ --\u003e\n\n\u003cstyle\u003e\n  :root {\n    --teal-deepest:#0d2b2b; --teal-dark:#0d4a4a; --teal-mid:#0a7373;\n    --amber:#bf6000; --teal-light:#e0f2f1; --teal-border:#b2dfdb;\n    --teal-pale:#80cbc4; --text-body:#2c4a4a; --text-secondary:#3a5a5a;\n    --hover-amber:#fff8e1; --white:#ffffff;\n  }\n  .prod-desc {\n    font-family:'Georgia','Times New Roman',serif; font-size:1em;\n    color:var(--teal-deepest); width:100%; max-width:100%;\n    box-sizing:border-box; line-height:1.7;\n  }\n  .prod-hero {\n    background:linear-gradient(135deg,#0d2b2b 0%,#0d4a4a 50%,#0a7373 100%);\n    color:var(--white); padding:clamp(1.5em,4vw,3em) clamp(1.25em,3vw,2.5em);\n    border-radius:4px; margin-bottom:clamp(1.5em,3vw,2.5em);\n    position:relative; overflow:hidden; box-sizing:border-box;\n  }\n  .prod-hero::before {\n    content:''; position:absolute; top:-60px; right:-60px;\n    width:220px; height:220px; border-radius:50%;\n    background:rgba(191,96,0,0.12);\n  }\n  .prod-hero::after {\n    content:''; position:absolute; bottom:-40px; left:35%;\n    width:160px; height:160px; border-radius:50%;\n    background:rgba(224,242,241,0.07);\n  }\n  .prod-hero-eyebrow {\n    font-family:'Arial',sans-serif; font-size:0.6875em; font-weight:700;\n    letter-spacing:0.18em; text-transform:uppercase;\n    color:var(--amber); margin:0 0 0.75em;\n  }\n  .prod-hero h1 {\n    font-family:'Arial',sans-serif; font-size:clamp(1.375em,2.5vw,1.875em);\n    font-weight:800; margin:0 0 0.5em; color:var(--white); line-height:1.2;\n  }\n  .prod-hero-sub {\n    font-family:'Arial',sans-serif; font-size:0.875em;\n    color:rgba(255,255,255,0.65); margin:0 0 1.5em; letter-spacing:0.04em;\n  }\n  .prod-hero-lead {\n    font-size:1.0625em; color:rgba(255,255,255,0.88);\n    max-width:100%; margin:0; line-height:1.75; font-style:italic;\n  }\n  .prod-section { margin-bottom:clamp(1.5em,3vw,2.5em); }\n  .prod-section-title {\n    font-family:'Arial',sans-serif; font-size:0.8125em; font-weight:700;\n    letter-spacing:0.18em; text-transform:uppercase;\n    color:var(--amber); border-bottom:2px solid var(--amber);\n    padding-bottom:0.5em; margin:0 0 1.25em; display:inline-block;\n  }\n  .prod-section p { font-size:1em; color:var(--text-body); margin:0 0 0.875em; }\n  .prod-pillars {\n    display:grid; grid-template-columns:repeat(2,minmax(0,1fr));\n    gap:clamp(0.75em,2vw,1em); margin-bottom:clamp(1.5em,3vw,2.5em);\n  }\n  .prod-pillar {\n    border:1px solid var(--teal-border); border-left:4px solid var(--amber);\n    padding:clamp(0.875em,2vw,1.25em) clamp(0.75em,1.5vw,1.125em);\n    background:var(--teal-light); border-radius:0 4px 4px 0;\n    box-sizing:border-box;\n  }\n  .prod-pillar-icon { font-size:1.5em; margin-bottom:0.5em; display:block; }\n  .prod-pillar-title {\n    font-family:'Arial',sans-serif; font-size:0.8125em; font-weight:700;\n    text-transform:uppercase; letter-spacing:0.06em;\n    color:var(--teal-deepest); margin:0 0 0.375em;\n  }\n  .prod-pillar p { font-size:0.875em; color:var(--text-secondary); margin:0; line-height:1.6; }\n  .prod-callout {\n    background:linear-gradient(135deg,var(--teal-light),#f9fefe);\n    border:1px solid var(--teal-border); border-left:5px solid var(--amber);\n    padding:clamp(0.875em,2vw,1.25em) clamp(0.875em,2vw,1.375em);\n    border-radius:0 4px 4px 0; margin-bottom:clamp(1.5em,3vw,2.5em);\n    box-sizing:border-box;\n  }\n  .prod-callout p { font-size:1.0625em; color:var(--teal-deepest); margin:0; font-style:italic; line-height:1.7; }\n  .prod-callout strong { color:var(--amber); font-style:normal; }\n  .prod-features {\n    list-style:none; padding:0; margin:0 0 1em;\n    display:grid; grid-template-columns:repeat(2,minmax(0,1fr));\n    gap:0.5em 1.5em;\n  }\n  .prod-features li {\n    font-size:0.875em; color:var(--text-body);\n    padding-left:1.375em; position:relative; line-height:1.5;\n  }\n  .prod-features li::before {\n    content:'✓'; position:absolute; left:0;\n    color:var(--amber); font-weight:700; font-size:1em;\n  }\n  .prod-usecases {\n    display:grid; grid-template-columns:repeat(3,minmax(0,1fr));\n    gap:clamp(0.625em,1.5vw,0.875em); margin-bottom:0.5em;\n  }\n  .prod-usecase {\n    background:var(--teal-dark); color:var(--white);\n    padding:clamp(0.875em,2vw,1.125em) clamp(0.75em,1.5vw,1em);\n    border-radius:4px; text-align:center; box-sizing:border-box;\n  }\n  .prod-usecase-icon { font-size:1.625em; display:block; margin-bottom:0.5em; }\n  .prod-usecase-title {\n    font-family:'Arial',sans-serif; font-size:0.75em; font-weight:700;\n    letter-spacing:0.06em; text-transform:uppercase;\n    color:var(--amber); margin-bottom:0.375em;\n  }\n  .prod-usecase p { font-size:0.8125em; color:rgba(255,255,255,0.75); margin:0; line-height:1.5; }\n  .prod-badges { display:flex; flex-wrap:wrap; gap:0.625em; margin-bottom:0.5em; }\n  .prod-badge {\n    font-family:'Arial',sans-serif; font-size:0.6875em; font-weight:700;\n    letter-spacing:0.06em; text-transform:uppercase;\n    background:var(--teal-dark); color:var(--white);\n    padding:0.4em 0.75em; border-radius:2px;\n  }\n  .prod-badge.amber { background:var(--amber); color:var(--white); }\n  .prod-badge.outline {\n    background:transparent; color:var(--teal-dark);\n    border:1.5px solid var(--teal-dark);\n  }\n  .prod-specs-wrap {\n    width:100%; overflow-x:auto;\n    -webkit-overflow-scrolling:touch; margin-bottom:0.5em;\n  }\n  .prod-specs-table {\n    width:100%; min-width:420px; border-collapse:collapse;\n    font-size:0.875em; font-family:'Arial',sans-serif;\n  }\n  .prod-specs-table thead tr { background:var(--teal-dark); color:var(--white); }\n  .prod-specs-table thead th {\n    padding:clamp(0.5em,1.2vw,0.625em) clamp(0.625em,1.5vw,0.875em);\n    text-align:left; font-size:0.6875em;\n    letter-spacing:0.12em; text-transform:uppercase; white-space:nowrap;\n  }\n  .prod-specs-table tbody tr:nth-child(even) { background:var(--teal-light); }\n  .prod-specs-table tbody tr:hover { background:var(--hover-amber); }\n  .prod-specs-table td {\n    padding:clamp(0.5em,1vw,0.5625em) clamp(0.625em,1.5vw,0.875em);\n    border-bottom:1px solid var(--teal-border);\n    color:var(--text-body); vertical-align:top;\n  }\n  .prod-specs-table td:first-child {\n    font-weight:600; color:var(--teal-deepest); width:36%;\n  }\n  .prod-warranty {\n    background:linear-gradient(135deg,#0a7373,#0d4a4a); color:var(--white);\n    padding:clamp(0.875em,2vw,1em) clamp(1em,2.5vw,1.5em);\n    border-radius:4px; display:flex; align-items:flex-start;\n    gap:0.875em; margin-top:clamp(1.5em,3vw,2.5em);\n    box-sizing:border-box;\n  }\n  .prod-warranty-icon { font-size:1.75em; flex-shrink:0; margin-top:0.125em; }\n  .prod-warranty p { margin:0; font-size:0.875em; line-height:1.5; }\n  .prod-warranty strong { color:var(--amber); }\n  @media (max-width:600px) { .prod-usecases { grid-template-columns:1fr; } }\n  @media (max-width:480px) {\n    .prod-pillars, .prod-features { grid-template-columns:1fr; }\n    .prod-hero h1 { font-size:1.25em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"prod-desc\"\u003e\n\n  \u003c!-- ── 1. HERO BANNER ── --\u003e\n  \u003cdiv class=\"prod-hero\"\u003e\n    \u003cp class=\"prod-hero-eyebrow\"\u003eSurge Scientific · Model RVP01 · Diaphragm Vacuum Pump\u003c\/p\u003e\n    \u003ch1\u003eDiaphragm Vacuum Pump\u003cbr\u003eOil-Free · Chemically Resistant · Rotovap-Ready\u003c\/h1\u003e\n    \u003cp class=\"prod-hero-sub\"\u003eNitrile Rubber Diaphragm · Oil-Free Operation · Adjustable Pressure · 130°C Overheat Auto-Shutoff · Continuous Duty\u003c\/p\u003e\n    \u003cp class=\"prod-hero-lead\"\u003e\n      The vacuum pump that pairs with your rotary evaporator, filtration setup, or SPE manifold — without the maintenance headache of an oil-sealed pump and without the cross-contamination risk of a water aspirator. The RVP01 runs \u003cstrong\u003eoil-free\u003c\/strong\u003e, produces clean vacuum from an \u003cstrong\u003eanti-corrosive nitrile rubber diaphragm\u003c\/strong\u003e, and shuts down automatically at \u003cstrong\u003e130°C\u003c\/strong\u003e to protect the motor during long duty cycles. Built for continuous around-the-clock operation on the bench next to your rotovap.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 2. WHY OIL-FREE DIAPHRAGM BEATS THE ALTERNATIVES ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eWhy Oil-Free Diaphragm Beats the Alternatives\u003c\/p\u003e\n    \u003cp\u003e\n      The two common alternatives to a diaphragm vacuum pump both have problems. \u003cstrong\u003eOil-sealed rotary vane pumps\u003c\/strong\u003e pull a deeper vacuum, but they require oil changes, they back-stream oil vapor into your sample, and any aggressive solvent vapor that reaches the pump degrades the oil and kills the seals. \u003cstrong\u003eWater aspirators\u003c\/strong\u003e are cheap but produce tons of contaminated wastewater, lose vacuum quality whenever water pressure drops, and can't pull below about 20 torr.\n    \u003c\/p\u003e\n    \u003cp\u003e\n      The RVP01's \u003cstrong\u003eoil-free diaphragm design\u003c\/strong\u003e eliminates both categories of problem. No oil means \u003cstrong\u003ezero back-streaming contamination\u003c\/strong\u003e into your sample, no fluid to change, and no disposal cost. The \u003cstrong\u003enitrile rubber diaphragm\u003c\/strong\u003e is durable against corrosive vapors — solvents, acids, alkalis — and the \u003cstrong\u003efriction-free operation\u003c\/strong\u003e means no abrasion or heat buildup in the diaphragm itself. Combined with the \u003cstrong\u003eautomated cooling and exhaust system\u003c\/strong\u003e, the RVP01 runs continuously around the clock without the maintenance cycle of an oil pump.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 3. FOUR VALUE PILLARS ── --\u003e\n  \u003cdiv class=\"prod-pillars\"\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e🚫🛢️\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003eOil-Free Operation\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eNo pump oil required\u003c\/strong\u003e — no back-streaming contamination, no oil changes, no disposal cost. Clean vacuum for rotovaps, filtration, and SPE manifolds.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e🛡️\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003eChemical-Resistant Diaphragm\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eNitrile rubber diaphragm\u003c\/strong\u003e — durable, anti-corrosive, and \u003cstrong\u003efriction-free in operation\u003c\/strong\u003e. Takes corrosive vapors without abrasion or heat buildup.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e🌡️\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003e130°C Overheat Protection\u003c\/p\u003e\n      \u003cp\u003ePump \u003cstrong\u003eauto-shuts off at 130°C\u003c\/strong\u003e to prevent motor damage during long-duty operation. Resumes once the unit cools. Continuous around-the-clock capable.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e🎛️\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003eAdjustable Pressure Valve\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eAdjustable pressure valve\u003c\/strong\u003e gives you manual control over the vacuum level — critical for rotovap work where the right vacuum depth controls evaporation rate and prevents bumping.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 4. CALLOUT BOX ── --\u003e\n  \u003cdiv class=\"prod-callout\"\u003e\n    \u003cp\u003e\n      \u003cstrong\u003e\"No oil. No water. No contamination. No downtime.\"\u003c\/strong\u003e —\n      The RVP01 is what a laboratory vacuum pump should be — clean, quiet, chemical-resistant, and ready to run on the same bench 24\/7.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 5. KEY FEATURES ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eKey Features\u003c\/p\u003e\n    \u003cul class=\"prod-features\"\u003e\n      \u003cli\u003eOil-free diaphragm design\u003c\/li\u003e\n      \u003cli\u003eNo pump oil required\u003c\/li\u003e\n      \u003cli\u003eZero back-streaming contamination\u003c\/li\u003e\n      \u003cli\u003eNitrile rubber diaphragm — durable, anti-corrosive\u003c\/li\u003e\n      \u003cli\u003eFriction-free diaphragm operation\u003c\/li\u003e\n      \u003cli\u003eNo heat buildup in the diaphragm\u003c\/li\u003e\n      \u003cli\u003eAutomated cooling system\u003c\/li\u003e\n      \u003cli\u003eAutomated exhaust system\u003c\/li\u003e\n      \u003cli\u003eContinuous around-the-clock operation\u003c\/li\u003e\n      \u003cli\u003eAuto-shutoff at 130°C overheat\u003c\/li\u003e\n      \u003cli\u003eAuto-resume on cool-down\u003c\/li\u003e\n      \u003cli\u003eAdjustable pressure valve\u003c\/li\u003e\n      \u003cli\u003eManual vacuum depth control\u003c\/li\u003e\n      \u003cli\u003eInlet filters — contamination protection\u003c\/li\u003e\n      \u003cli\u003eHigh-quality axletrees for steady running\u003c\/li\u003e\n      \u003cli\u003eLow-noise operation\u003c\/li\u003e\n      \u003cli\u003eCompact size, lightweight\u003c\/li\u003e\n      \u003cli\u003eSmooth instrument surface — easy clean\u003c\/li\u003e\n      \u003cli\u003eMinimal impurity \/ particle accumulation\u003c\/li\u003e\n      \u003cli\u003eEasy maintenance\u003c\/li\u003e\n      \u003cli\u003ePairs with rotary evaporators, SPE, filtration\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 6. IDEAL APPLICATIONS ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eIdeal Applications\u003c\/p\u003e\n    \u003cdiv class=\"prod-usecases\"\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e🧪\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003eRotary Evaporation\u003c\/p\u003e\n        \u003cp\u003ePrimary vacuum source for rotovap systems — adjustable pressure valve controls evaporation rate precisely and prevents bumping on volatile solvents.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e🥼\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003eFiltration \u0026amp; SPE\u003c\/p\u003e\n        \u003cp\u003eBuchner-funnel filtration, SPE manifolds, gel drying, blotting post-electrophoresis — clean vacuum without aspirator water waste or oil contamination.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e💨\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003eCorrosive-Vapor Work\u003c\/p\u003e\n        \u003cp\u003eAny application where chemical resistance and oil-free vacuum are the requirements — centrifugal evaporation, vacuum drying, and solvent-rich chemistry benches.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 7. WHAT'S IN THE BOX ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eWhat's in the Box\u003c\/p\u003e\n    \u003cp\u003eThe RVP01 ships ready for bench use — plug in, connect tubing to your rotovap or manifold, and run.\u003c\/p\u003e\n    \u003cdiv class=\"prod-badges\"\u003e\n      \u003cspan class=\"prod-badge amber\"\u003eRVP01 Diaphragm Vacuum Pump\u003c\/span\u003e\n      \u003cspan class=\"prod-badge amber\"\u003ePower Cord\u003c\/span\u003e\n      \u003cspan class=\"prod-badge\"\u003eInlet Filter\u003c\/span\u003e\n      \u003cspan class=\"prod-badge\"\u003eUser Manual\u003c\/span\u003e\n      \u003cspan class=\"prod-badge outline\"\u003eVacuum Tubing (Optional)\u003c\/span\u003e\n      \u003cspan class=\"prod-badge outline\"\u003eMoisture Trap (Optional)\u003c\/span\u003e\n      \u003cspan class=\"prod-badge outline\"\u003eVacuum Regulator (Optional)\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 8. TECHNICAL SPECIFICATIONS ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eTechnical Specifications\u003c\/p\u003e\n    \u003cdiv class=\"prod-specs-wrap\"\u003e\n      \u003ctable class=\"prod-specs-table\"\u003e\n        \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd\u003eRVP01\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003ePump Type\u003c\/td\u003e\n\u003ctd\u003eDiaphragm — oil-free\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eDiaphragm Material\u003c\/td\u003e\n\u003ctd\u003eNitrile rubber — durable, anti-corrosive\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eLubrication\u003c\/td\u003e\n\u003ctd\u003eNone required (oil-free)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eOperation\u003c\/td\u003e\n\u003ctd\u003eFriction-free diaphragm cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003ePressure Control\u003c\/td\u003e\n\u003ctd\u003eAdjustable pressure valve\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eOverheat Protection\u003c\/td\u003e\n\u003ctd\u003eAuto-shutoff at 130°C · auto-resume on cool-down\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCooling System\u003c\/td\u003e\n\u003ctd\u003eAutomated\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eExhaust System\u003c\/td\u003e\n\u003ctd\u003eAutomated\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eDuty Cycle\u003c\/td\u003e\n\u003ctd\u003eContinuous — 24\/7 capable\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eInlet Filtration\u003c\/td\u003e\n\u003ctd\u003eInlet filters included\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003eLow — high-quality axletrees for steady running\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eSurface Finish\u003c\/td\u003e\n\u003ctd\u003eSmooth — minimal particle accumulation, easy clean\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eCompact, lightweight\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eApplications\u003c\/td\u003e\n\u003ctd\u003eRotovap, filtration, SPE, gel drying, blotting, centrifugal evap\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 9. WARRANTY \u0026 SUPPORT ── --\u003e\n  \u003cdiv class=\"prod-warranty\"\u003e\n    \u003cspan class=\"prod-warranty-icon\"\u003e🛡️\u003c\/span\u003e\n    \u003cp\u003e\n      \u003cstrong\u003eSurge Scientific Warranty \u0026amp; Support\u003c\/strong\u003e\u003cbr\u003e\n      This instrument is sold through Surge Scientific, your trusted laboratory equipment partner. Our product specialists are available Monday–Friday for assistance. The RVP01 is backed by a \u003cstrong\u003e2-year all-inclusive manufacturer's warranty\u003c\/strong\u003e. Contact us at \u003cstrong\u003einfo@surgescientific.com\u003c\/strong\u003e or reach out directly to our support team at \u003cstrong\u003e855.943.3344\u003c\/strong\u003e for pre-sales questions, rotovap pairing, tubing\/accessory selection, and technical assistance.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Four E's","offers":[{"title":"Default Title","offer_id":48229744247040,"sku":"RVP01","price":931.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/1444\/4544\/files\/IMG_6109_1620x_1e9f51e1-51b8-47cc-9fbe-4ed0c5654162.jpg?v=1775152059"},{"product_id":"rotary-evaporator-with-electronic-lift","title":"Rotary Evaporator with Electronic Lift - RV231","description":"\u003c!-- ============================================================\n     Surge Scientific — Rotary Evaporator with Electronic Lift\n     Model: RV231\n     ============================================================ --\u003e\n\n\u003cstyle\u003e\n  :root {\n    --teal-deepest:#0d2b2b; --teal-dark:#0d4a4a; --teal-mid:#0a7373;\n    --amber:#bf6000; --teal-light:#e0f2f1; --teal-border:#b2dfdb;\n    --teal-pale:#80cbc4; --text-body:#2c4a4a; --text-secondary:#3a5a5a;\n    --hover-amber:#fff8e1; --white:#ffffff;\n  }\n  .prod-desc {\n    font-family:'Georgia','Times New Roman',serif; font-size:1em;\n    color:var(--teal-deepest); width:100%; max-width:100%;\n    box-sizing:border-box; line-height:1.7;\n  }\n  .prod-hero {\n    background:linear-gradient(135deg,#0d2b2b 0%,#0d4a4a 50%,#0a7373 100%);\n    color:var(--white); padding:clamp(1.5em,4vw,3em) clamp(1.25em,3vw,2.5em);\n    border-radius:4px; margin-bottom:clamp(1.5em,3vw,2.5em);\n    position:relative; overflow:hidden; box-sizing:border-box;\n  }\n  .prod-hero::before {\n    content:''; position:absolute; top:-60px; right:-60px;\n    width:220px; height:220px; border-radius:50%;\n    background:rgba(191,96,0,0.12);\n  }\n  .prod-hero::after {\n    content:''; position:absolute; bottom:-40px; left:35%;\n    width:160px; height:160px; border-radius:50%;\n    background:rgba(224,242,241,0.07);\n  }\n  .prod-hero-eyebrow {\n    font-family:'Arial',sans-serif; font-size:0.6875em; font-weight:700;\n    letter-spacing:0.18em; text-transform:uppercase;\n    color:var(--amber); margin:0 0 0.75em;\n  }\n  .prod-hero h1 {\n    font-family:'Arial',sans-serif; font-size:clamp(1.375em,2.5vw,1.875em);\n    font-weight:800; margin:0 0 0.5em; color:var(--white); line-height:1.2;\n  }\n  .prod-hero-sub {\n    font-family:'Arial',sans-serif; font-size:0.875em;\n    color:rgba(255,255,255,0.65); margin:0 0 1.5em; letter-spacing:0.04em;\n  }\n  .prod-hero-lead {\n    font-size:1.0625em; color:rgba(255,255,255,0.88);\n    max-width:100%; margin:0; line-height:1.75; font-style:italic;\n  }\n  .prod-section { margin-bottom:clamp(1.5em,3vw,2.5em); }\n  .prod-section-title {\n    font-family:'Arial',sans-serif; font-size:0.8125em; font-weight:700;\n    letter-spacing:0.18em; text-transform:uppercase;\n    color:var(--amber); border-bottom:2px solid var(--amber);\n    padding-bottom:0.5em; margin:0 0 1.25em; display:inline-block;\n  }\n  .prod-section p { font-size:1em; color:var(--text-body); margin:0 0 0.875em; }\n  .prod-pillars {\n    display:grid; grid-template-columns:repeat(2,minmax(0,1fr));\n    gap:clamp(0.75em,2vw,1em); margin-bottom:clamp(1.5em,3vw,2.5em);\n  }\n  .prod-pillar {\n    border:1px solid var(--teal-border); border-left:4px solid var(--amber);\n    padding:clamp(0.875em,2vw,1.25em) clamp(0.75em,1.5vw,1.125em);\n    background:var(--teal-light); border-radius:0 4px 4px 0;\n    box-sizing:border-box;\n  }\n  .prod-pillar-icon { font-size:1.5em; margin-bottom:0.5em; display:block; }\n  .prod-pillar-title {\n    font-family:'Arial',sans-serif; font-size:0.8125em; font-weight:700;\n    text-transform:uppercase; letter-spacing:0.06em;\n    color:var(--teal-deepest); margin:0 0 0.375em;\n  }\n  .prod-pillar p { font-size:0.875em; color:var(--text-secondary); margin:0; line-height:1.6; }\n  .prod-callout {\n    background:linear-gradient(135deg,var(--teal-light),#f9fefe);\n    border:1px solid var(--teal-border); border-left:5px solid var(--amber);\n    padding:clamp(0.875em,2vw,1.25em) clamp(0.875em,2vw,1.375em);\n    border-radius:0 4px 4px 0; margin-bottom:clamp(1.5em,3vw,2.5em);\n    box-sizing:border-box;\n  }\n  .prod-callout p { font-size:1.0625em; color:var(--teal-deepest); margin:0; font-style:italic; line-height:1.7; }\n  .prod-callout strong { color:var(--amber); font-style:normal; }\n  .prod-features {\n    list-style:none; padding:0; margin:0 0 1em;\n    display:grid; grid-template-columns:repeat(2,minmax(0,1fr));\n    gap:0.5em 1.5em;\n  }\n  .prod-features li {\n    font-size:0.875em; color:var(--text-body);\n    padding-left:1.375em; position:relative; line-height:1.5;\n  }\n  .prod-features li::before {\n    content:'✓'; position:absolute; left:0;\n    color:var(--amber); font-weight:700; font-size:1em;\n  }\n  .prod-usecases {\n    display:grid; grid-template-columns:repeat(3,minmax(0,1fr));\n    gap:clamp(0.625em,1.5vw,0.875em); margin-bottom:0.5em;\n  }\n  .prod-usecase {\n    background:var(--teal-dark); color:var(--white);\n    padding:clamp(0.875em,2vw,1.125em) clamp(0.75em,1.5vw,1em);\n    border-radius:4px; text-align:center; box-sizing:border-box;\n  }\n  .prod-usecase-icon { font-size:1.625em; display:block; margin-bottom:0.5em; }\n  .prod-usecase-title {\n    font-family:'Arial',sans-serif; font-size:0.75em; font-weight:700;\n    letter-spacing:0.06em; text-transform:uppercase;\n    color:var(--amber); margin-bottom:0.375em;\n  }\n  .prod-usecase p { font-size:0.8125em; color:rgba(255,255,255,0.75); margin:0; line-height:1.5; }\n  .prod-badges { display:flex; flex-wrap:wrap; gap:0.625em; margin-bottom:0.5em; }\n  .prod-badge {\n    font-family:'Arial',sans-serif; font-size:0.6875em; font-weight:700;\n    letter-spacing:0.06em; text-transform:uppercase;\n    background:var(--teal-dark); color:var(--white);\n    padding:0.4em 0.75em; border-radius:2px;\n  }\n  .prod-badge.amber { background:var(--amber); color:var(--white); }\n  .prod-badge.outline {\n    background:transparent; color:var(--teal-dark);\n    border:1.5px solid var(--teal-dark);\n  }\n  .prod-specs-wrap {\n    width:100%; overflow-x:auto;\n    -webkit-overflow-scrolling:touch; margin-bottom:0.5em;\n  }\n  .prod-specs-table {\n    width:100%; min-width:420px; border-collapse:collapse;\n    font-size:0.875em; font-family:'Arial',sans-serif;\n  }\n  .prod-specs-table thead tr { background:var(--teal-dark); color:var(--white); }\n  .prod-specs-table thead th {\n    padding:clamp(0.5em,1.2vw,0.625em) clamp(0.625em,1.5vw,0.875em);\n    text-align:left; font-size:0.6875em;\n    letter-spacing:0.12em; text-transform:uppercase; white-space:nowrap;\n  }\n  .prod-specs-table tbody tr:nth-child(even) { background:var(--teal-light); }\n  .prod-specs-table tbody tr:hover { background:var(--hover-amber); }\n  .prod-specs-table td {\n    padding:clamp(0.5em,1vw,0.5625em) clamp(0.625em,1.5vw,0.875em);\n    border-bottom:1px solid var(--teal-border);\n    color:var(--text-body); vertical-align:top;\n  }\n  .prod-specs-table td:first-child {\n    font-weight:600; color:var(--teal-deepest); width:36%;\n  }\n  .prod-warranty {\n    background:linear-gradient(135deg,#0a7373,#0d4a4a); color:var(--white);\n    padding:clamp(0.875em,2vw,1em) clamp(1em,2.5vw,1.5em);\n    border-radius:4px; display:flex; align-items:flex-start;\n    gap:0.875em; margin-top:clamp(1.5em,3vw,2.5em);\n    box-sizing:border-box;\n  }\n  .prod-warranty-icon { font-size:1.75em; flex-shrink:0; margin-top:0.125em; }\n  .prod-warranty p { margin:0; font-size:0.875em; line-height:1.5; }\n  .prod-warranty strong { color:var(--amber); }\n  @media (max-width:600px) { .prod-usecases { grid-template-columns:1fr; } }\n  @media (max-width:480px) {\n    .prod-pillars, .prod-features { grid-template-columns:1fr; }\n    .prod-hero h1 { font-size:1.25em; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"prod-desc\"\u003e\n\n  \u003c!-- ── 1. HERO BANNER ── --\u003e\n  \u003cdiv class=\"prod-hero\"\u003e\n    \u003cp class=\"prod-hero-eyebrow\"\u003eSurge Scientific · Model RV231 · Rotary Evaporator — Electronic Lift\u003c\/p\u003e\n    \u003ch1\u003eRotary Evaporator\u003cbr\u003eRV231 · Electronic Lift · 5 L Bath to 180°C\u003c\/h1\u003e\n    \u003cp class=\"prod-hero-sub\"\u003eMotorized Electronic Lift · 20–320 RPM Brushless DC · 1500 cm² Condenser · PID Controller · Touch-Key Operation\u003c\/p\u003e\n    \u003cp class=\"prod-hero-lead\"\u003e\n      The RV231 is the RV131 — same \u003cstrong\u003e1500 cm² double-layer vertical condenser\u003c\/strong\u003e, same \u003cstrong\u003ebrushless DC drive at 20–320 RPM\u003c\/strong\u003e, same \u003cstrong\u003e5 L water\/oil bath to 180°C\u003c\/strong\u003e, same \u003cstrong\u003egraphite-PTFE seal\u003c\/strong\u003e — upgraded to a \u003cstrong\u003emotorized electronic lift\u003c\/strong\u003e. The evaporation flask raises and lowers at the touch of a button, not a hand crank. For shift-based labs, solvent recovery benches, and anyone who lifts glassware more than a few times a day, the electronic lift is the feature that quietly adds years of working comfort.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 2. WHY ELECTRONIC LIFT EARNS ITS PLACE ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eWhy Electronic Lift Is Worth the Upgrade\u003c\/p\u003e\n    \u003cp\u003e\n      A manual rotovap lift seems like a non-issue — until you use one for a week. Loaded evaporation flask, hot oil bath, glass adapter, condenser column — the whole stack is awkward, heavy, and hot. Cranking the lift up and down between every run gets tiresome fast, and the physical ergonomics discourage the kind of quick spot-checks that actually improve recovery quality. Labs end up leaving the flask in bath long after the distillation is done because lifting it feels like extra work.\n    \u003c\/p\u003e\n    \u003cp\u003e\n      The RV231's \u003cstrong\u003emotorized electronic lift\u003c\/strong\u003e raises and lowers the flask at the touch of a button. You can spot-check the distillation mid-run, reposition the flask for a sample change, and pull the flask out of a hot bath without the physical strain of a manual crank. The lift motion is also smoother and more consistent than manual — which matters for delicate glassware and for stabilizing the setup mid-distillation without knocking anything out of alignment.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 3. FOUR VALUE PILLARS ── --\u003e\n  \u003cdiv class=\"prod-pillars\"\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e⬆️\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003eElectronic Motorized Lift\u003c\/p\u003e\n      \u003cp\u003eRaise and lower the evaporation flask at the \u003cstrong\u003etouch of a button\u003c\/strong\u003e. Smoother, faster, and safer than manual cranking — especially for heavy loaded flasks above a hot oil bath.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e❄️\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003e1500 cm² Condenser\u003c\/p\u003e\n      \u003cp\u003eSame \u003cstrong\u003edouble-layer vertical condenser\u003c\/strong\u003e as the RV131 — 1500 cm² cooling surface for maximum vapor capture and high solvent recovery rates.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e⚙️\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003eBrushless DC · 20–320 RPM\u003c\/p\u003e\n      \u003cp\u003eSame brushless DC drive — \u003cstrong\u003e20 to 320 RPM\u003c\/strong\u003e with precise setpoint hold. Gentle for delicate samples, aggressive for fast distillation.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"prod-pillar\"\u003e\n      \u003cspan class=\"prod-pillar-icon\"\u003e🔥\u003c\/span\u003e\n      \u003cp class=\"prod-pillar-title\"\u003e5 L Bath · 180°C · PID\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003e5-liter water\/oil heating bath\u003c\/strong\u003e to \u003cstrong\u003e180°C (oil)\u003c\/strong\u003e with PID control. Handles high-boiling-point solvents that water-only baths cap out on.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 4. CALLOUT BOX ── --\u003e\n  \u003cdiv class=\"prod-callout\"\u003e\n    \u003cp\u003e\n      \u003cstrong\u003e\"Everything the RV131 does — with the lift your shoulders will thank you for.\"\u003c\/strong\u003e —\n      The electronic lift is the upgrade that separates a rotovap you use once in a while from a rotovap you reach for all day, every day.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 5. KEY FEATURES ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eKey Features\u003c\/p\u003e\n    \u003cul class=\"prod-features\"\u003e\n      \u003cli\u003eMotorized electronic lift\u003c\/li\u003e\n      \u003cli\u003ePush-button lift control\u003c\/li\u003e\n      \u003cli\u003eSmooth, consistent lift motion\u003c\/li\u003e\n      \u003cli\u003e5 L water\/oil heating bath\u003c\/li\u003e\n      \u003cli\u003eHeating range RT to 180°C (oil)\u003c\/li\u003e\n      \u003cli\u003ePID temperature controller\u003c\/li\u003e\n      \u003cli\u003eDouble-layer vertical condenser\u003c\/li\u003e\n      \u003cli\u003e1500 cm² cooling surface area\u003c\/li\u003e\n      \u003cli\u003eBrushless DC motor\u003c\/li\u003e\n      \u003cli\u003eRotation speed 20–320 RPM\u003c\/li\u003e\n      \u003cli\u003eClockwise \/ counterclockwise cycle modes\u003c\/li\u003e\n      \u003cli\u003eLarge LED display — speed, temp, time\u003c\/li\u003e\n      \u003cli\u003eTouch keys + adjustable knob control\u003c\/li\u003e\n      \u003cli\u003eKnob fast\/slow adjustment mode\u003c\/li\u003e\n      \u003cli\u003eMistouch prevention lock\u003c\/li\u003e\n      \u003cli\u003e0–360° tilt angle\u003c\/li\u003e\n      \u003cli\u003eLeft- or right-side flask positioning\u003c\/li\u003e\n      \u003cli\u003eFlask ejection mechanism\u003c\/li\u003e\n      \u003cli\u003eHigh-elastic graphite-filled PTFE seal\u003c\/li\u003e\n      \u003cli\u003eCompression spring sealing\u003c\/li\u003e\n      \u003cli\u003eCorrosion + abrasion resistant seal\u003c\/li\u003e\n      \u003cli\u003eDry-burning protection\u003c\/li\u003e\n      \u003cli\u003eOverheat protection\u003c\/li\u003e\n      \u003cli\u003eAutomatic power-off function\u003c\/li\u003e\n      \u003cli\u003eProgrammable operation time\u003c\/li\u003e\n      \u003cli\u003eCycle times programmable\u003c\/li\u003e\n      \u003cli\u003eEasy disassembly and cleaning\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 6. IDEAL APPLICATIONS ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eIdeal Applications\u003c\/p\u003e\n    \u003cdiv class=\"prod-usecases\"\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e🏭\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003eHigh-Throughput Benches\u003c\/p\u003e\n        \u003cp\u003eLabs running multiple distillations per day — the electronic lift prevents fatigue, speeds up batch-to-batch turnaround, and improves bench ergonomics across a shift.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e💊\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003ePharma \u0026amp; Biotech\u003c\/p\u003e\n        \u003cp\u003eAPI purification, formulation work, natural product extraction, and pharmaceutical concentration — where precise lift positioning matters for process consistency.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"prod-usecase\"\u003e\n        \u003cspan class=\"prod-usecase-icon\"\u003e🔬\u003c\/span\u003e\n        \u003cp class=\"prod-usecase-title\"\u003eR\u0026amp;D and QA\u003c\/p\u003e\n        \u003cp\u003eWide applications in chemical, pharmaceutical, biotechnology, R\u0026amp;D labs, and QA — benchtop distillation with the convenience of motorized glassware positioning.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 7. WHAT'S IN THE BOX ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eWhat's in the Box\u003c\/p\u003e\n    \u003cp\u003eThe RV231 ships as a complete evaporator assembly ready for bench setup. Pair with a diaphragm vacuum pump and chiller for a complete solvent recovery station.\u003c\/p\u003e\n    \u003cdiv class=\"prod-badges\"\u003e\n      \u003cspan class=\"prod-badge amber\"\u003eRV231 Rotary Evaporator\u003c\/span\u003e\n      \u003cspan class=\"prod-badge amber\"\u003e5 L Heating Bath\u003c\/span\u003e\n      \u003cspan class=\"prod-badge amber\"\u003eElectronic Lift Assembly\u003c\/span\u003e\n      \u003cspan class=\"prod-badge\"\u003eCondenser Assembly\u003c\/span\u003e\n      \u003cspan class=\"prod-badge\"\u003eEvaporation Flask\u003c\/span\u003e\n      \u003cspan class=\"prod-badge\"\u003eReceiving Flask\u003c\/span\u003e\n      \u003cspan class=\"prod-badge\"\u003eUser Manual\u003c\/span\u003e\n      \u003cspan class=\"prod-badge outline\"\u003eDiaphragm Vacuum Pump (Recommended)\u003c\/span\u003e\n      \u003cspan class=\"prod-badge outline\"\u003eRecirculating Chiller (Recommended)\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 8. TECHNICAL SPECIFICATIONS ── --\u003e\n  \u003cdiv class=\"prod-section\"\u003e\n    \u003cp class=\"prod-section-title\"\u003eTechnical Specifications\u003c\/p\u003e\n    \u003cdiv class=\"prod-specs-wrap\"\u003e\n      \u003ctable class=\"prod-specs-table\"\u003e\n        \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd\u003eRV231\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eLift Type\u003c\/td\u003e\n\u003ctd\u003eElectronic — motorized\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eLift Control\u003c\/td\u003e\n\u003ctd\u003ePush-button\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eTilt Angle\u003c\/td\u003e\n\u003ctd\u003e0–360° (left or right side positioning)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eHeating Bath Volume\u003c\/td\u003e\n\u003ctd\u003e5 L\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eBath Medium\u003c\/td\u003e\n\u003ctd\u003eWater or oil\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eHeating Range\u003c\/td\u003e\n\u003ctd\u003eRT to 180°C (oil)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eTemperature Controller\u003c\/td\u003e\n\u003ctd\u003ePID\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eCondenser\u003c\/td\u003e\n\u003ctd\u003eDouble-layer vertical — 1500 cm² cooling surface\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eMotor Type\u003c\/td\u003e\n\u003ctd\u003eBrushless DC\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eRotation Speed Range\u003c\/td\u003e\n\u003ctd\u003e20–320 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eRotation Modes\u003c\/td\u003e\n\u003ctd\u003eClockwise · Counterclockwise · Cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLarge LED — speed, temp, time, cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eControl\u003c\/td\u003e\n\u003ctd\u003eTouch keys + adjustable knob (fast\/slow)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eSafety Lock\u003c\/td\u003e\n\u003ctd\u003eMistouch prevention\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eSeal\u003c\/td\u003e\n\u003ctd\u003eHigh-elastic graphite-filled PTFE with compression spring\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eFlask Removal\u003c\/td\u003e\n\u003ctd\u003eEjection mechanism\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eSafety Features\u003c\/td\u003e\n\u003ctd\u003eDry-burn protection · Overheat cutoff · Auto power-off\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd\u003eApplications\u003c\/td\u003e\n\u003ctd\u003eChemical, pharma, biotech, R\u0026amp;D, QA\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── 9. WARRANTY \u0026 SUPPORT ── --\u003e\n  \u003cdiv class=\"prod-warranty\"\u003e\n    \u003cspan class=\"prod-warranty-icon\"\u003e🛡️\u003c\/span\u003e\n    \u003cp\u003e\n      \u003cstrong\u003eSurge Scientific Warranty \u0026amp; Support\u003c\/strong\u003e\u003cbr\u003e\n      This instrument is sold through Surge Scientific, your trusted laboratory equipment partner. Our product specialists are available Monday–Friday for assistance. The RV231 is backed by a \u003cstrong\u003e2-year all-inclusive manufacturer's warranty\u003c\/strong\u003e. Contact us at \u003cstrong\u003einfo@surgescientific.com\u003c\/strong\u003e or reach out directly to our support team at \u003cstrong\u003e855.943.3344\u003c\/strong\u003e for pre-sales questions, glassware selection, pump\/chiller pairing, and technical assistance.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Four E's","offers":[{"title":"Default Title","offer_id":48229744279808,"sku":"RV231","price":2875.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/1444\/4544\/files\/1_1899x_f9d5b510-9787-4087-84fd-6194fff2aff8.png?v=1775152061"}],"url":"https:\/\/surgescientific.com\/collections\/rotary-evaporators.oembed","provider":"Surge Scientific","version":"1.0","type":"link"}