{"product_id":"variable-reflux-distillation-head","title":"Variable Reflux Distillation Head with Cold Finger \u0026 Glass Stopcock","description":"\u003cp class=\"wp-block-paragraph\"\u003eEngineered for precise fractionating, this variable reflux distillation head integrates a high-vacuum glass stopcock for fine control over reflux-to-takeoff ratios. Fabricated from 3.3 borosilicate glass, it incorporates built-in cold finger condensers (straight or coiled variants). The standard design features identical left sidearm bottom cone and right drain cone joint sizes, with customizable right joint sizes available via order notes.\u003c\/p\u003e\u003ch3 class=\"wp-block-heading\"\u003eKey Features:\u003c\/h3\u003e\u003cul class=\"wp-block-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Reflux Ratio Regulation\u003c\/strong\u003e: Integrated high-vacuum glass stopcock allows smooth, granular adjustment of distillate takeoff versus reflux back into the fractionating column.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium 3.3 Borosilicate Glass\u003c\/strong\u003e: Manufactured from high-purity borosilicate glass to deliver superior thermal shock resistance and chemical durability under continuous distillation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStraight and Coiled Cold Finger Variants\u003c\/strong\u003e: Choose between Type A \/ Type B (straight cold finger) or Type C \/ Type D (coiled cold finger) for optimized condensing efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatched Standard Joint Configurations\u003c\/strong\u003e: Features identical Left Sidearm Bottom Cone and Right Drain Cone joint sizes by default for reliable system integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomizable Right Joint Sizes\u003c\/strong\u003e: Supports bespoke configurations where the right drain cone joint size differs from the left; custom requests can be specified directly in order notes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp class=\"wp-block-paragraph\"\u003eNeed a grease-free solution for sensitive distillates? Check out our \u003cstrong\u003e\u003ca href=\"https:\/\/labxsci.com\/product\/variable-reflux-distillation-head-with-cold-finger-ptfe-stopcock\/\" data-type=\"link\" data-id=\"https:\/\/labxsci.com\/product\/variable-reflux-distillation-head-with-cold-finger-ptfe-stopcock\/\"\u003eVariable Reflux Distillation Head with PTFE Stopcock\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cdiv class=\"woocommerce-Tabs-panel woocommerce-Tabs-panel--additional_information panel entry-content wc-tab\" id=\"tab-additional_information\" role=\"tabpanel\" aria-labelledby=\"tab-title-additional_information\"\u003e\u003c\/div\u003e","brand":"Alabsupply","offers":[{"title":"A","offer_id":67598170226908,"sku":"VRDH","price":255.0,"currency_code":"USD","in_stock":true},{"title":"B","offer_id":67598170259676,"sku":"VRDH","price":255.0,"currency_code":"USD","in_stock":true},{"title":"C","offer_id":67598170292444,"sku":"VRDH","price":255.0,"currency_code":"USD","in_stock":true},{"title":"D","offer_id":67598170325212,"sku":"VRDH","price":255.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0835\/3474\/1724\/files\/Variable-Reflux-Distillation-Head-with-Cold-Finger-Glass-Stopcock.webp?v=1790671212","url":"https:\/\/alabsupply.com\/products\/variable-reflux-distillation-head","provider":"Alabsupply","version":"1.0","type":"link"}