ReviewsGlass Stopcock

DADAKEWIN 100ml Reaction Flask Kjeldahl Reaction Ball-Shaped Borosilicate 3.3 Glass with 24# Joint, PTEF Stopcock Customizable Lab Flasks Glassware (Size : 100ml/24#)

  • Package include: a 100ml Lab Reaction Flask with 24# Joint, PTEF Stopcock and Long single neck.
  • Premium Materials: Reaction Flask is made from Borosilicate 3.3 Glass materials, which has a very low coefficient of thermal expansion, about one-third of ordinary glass. Resistant to high temperature and Resistant to 200 ° C temperature change..
  • This Reaction Flask consists of a tube flask facilitates heating and stirring. It has a sidearm fitted with a PTFE stopcock connecting to a vacuum or inert gases source. the top ground glass joint is used to attach the flask to other lab glassware apparatus, or stopped by a penney head stopper, rubber septum, permitting easy transfer of liquids or solids..
  • Each flask is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments..
  • Great for Professional Laboratories, Classrooms & Household.
  • Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use..
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SP Bel-Art Glass 15ml Automatic Burette; 500ml Reservoir (H37918-0110)

  • 50ML / 2000ML || Automatic zero burette with 50ml capacity mounted on a 2000ml reservoir - Includes automatic zero facility.
  • CLASS B || Class B with 34/35 joint size, 0.10±ml tolerance and 0.10ml sub. divisions - Accurate as per ISO 385.
  • SCHELLBACH + STOPCOCK || Unique features of Schellbach auto zero burettes include a vertical white stripe with central blue ribbon to facilitate accurate reading of the meniscus and an intermediate PTFE stopcock which facilitates the complete drainage of excess liquid back into the reservoir.
  • DURABLE & STURDY || Both burette and reservoir are made of precisely bore high quality, heavy duty Borosilicate 3.3 glass - Built to last.
  • PREMIUM QUALITY || Features chemical resistant blue printing - Individually calibrated to deliver (TD) precise volume - With custom foam packaging for safe transport and storage - All contents are included in a single package.
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DONLAB FLR-01 ASTM STD Glass 50ml SCHLENK Reaction Flask 24/40 Joint with PTFE Stopcock

  • Vacuum degree: High Vacuum Valve Stopcork 003e Glass Stopcork 003e PTFE Stopcork.
  • The man-blowing Borosilicate 3.3 glass is uniform and flawfree.
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1000ml Glass Separatory Funnel Set, 1000ml with Glass Stopcock and Ringstand

  • 1000ml glass separatory funnel with glass stopcock.
  • Electroplate steel ring outer diameter 4" | 10cm.
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Squibb Separating Funnel, 500ml - 24/29 Plastic Stopper, Glass Key Stopcock, Graduated - Borosilicate Glass - Eisco Labs

  • Made of high quality, heavy duty Borosilicate glass.
  • Includes interchangable plastic stopper. Socket size 24/29.
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Dropping Funnel, 500ml - PTFE Key Stopcock, Open Top, Cylindrical - Ungraduated - Cylindrical, Borosilicate Glass - Eisco Labs

  • Made of high quality, Borosilicate glass.
  • Cylindrical Dropping Funnel, made of high quality borosilicate glass.
  • Perfect for any science or home laboratory.
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Dropping Funnel, 100ml - PTFE Key Stopcock, Open Top, Cylindrical - Ungraduated - Cylindrical, Borosilicate Glass - Eisco Labs

  • Made of high quality, Borosilicate glass.
  • Cylindrical Dropping Funnel, made of high quality borosilicate glass.
  • Perfect for any science or home laboratory.
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Dropping Funnel, 1000ml - 29/32 Plastic Stopper - Ungraduated, PTFE Key Stopcock - Cylindrical - Borosilicate Glass - Eisco Labs

  • Made of high quality, Borosilicate glass.
  • Cylindrical Dropping Funnel, made of high quality borosilicate glass.
  • Includes interchangable plastic stopper, Socket size 23/32.
  • Perfect for any science or home laboratory.
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Dropping Funnel, 100ml - 19/26 Plastic Stopper - Ungraduated, PTFE Key Stopcock - Cylindrical - Borosilicate Glass - Eisco Labs

  • Made of high quality, Borosilicate glass.
  • Cylindrical Dropping Funnel, made of high quality borosilicate glass.
  • Includes interchangable plastic stopper, Socket size 19/26.
  • Perfect for any science or home laboratory.
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Dropping Funnel, 100ml - Pressure Equalizing - 19/26 Plastic Stopper, Glass Key Stopcock - Cylindrical, Borosilicate Glass - Eisco Labs

  • Made of high quality, heavy duty borosilicate glass.
  • Features a 19/26 size socket with an interchangeable plastic stopper.
  • Perfect for any science or home laboratory.
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Glass Vacuum Desiccator 8\ (210mm)

  • INDUSTRIAL QUALITY || Made from heavy-duty borosilicate 3.3 glass.
  • MEDIUM CAPACITY || Clear top with large space to maximize interior clearances.
  • AIRTIGHT || Holds a full vacuum (740mm Hg 20cm) at room temperature for 24 hours.
  • INCLUDED || Includes 194mm (7.6") porcelain sieve plate that rests on the 205mm (8.1") I.D. chamber bottom, and removable glass stopcock with side arm allowing a controlled entrance of air while preventing unnecessary turbulence.
  • GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD || Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use.
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