Best Threeway Stopcock

EISCO CH0233B Acrylic Buret with PTFE Stopcock, 50mL Capacity, 0.1mL Graduation

  • Polytetrafluoroethylene (PTFE) plastic plunger stopcock for resistance to chemicals, moisture, and high temperatures.
  • Suitable for high school or college students, or ages 14 to 21.
Check Stock

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.
Check Stock

SP Bel-Art Polypropylene Stopcock with PTFE Plug; for ¼ to ⅜ in. I.D. Tubing (F42040-0000)

  • Cadence Science 6030IND stopcock ml large to 8 mm hose end.
Check Stock

Squibb Separating Funnel, 2000ml - 29/32 Plastic Stopper, PTFE Key Stopcock, Graduated - Borosilicate Glass - Eisco Labs

  • Squibb Separating Funnel made from high quality, heavy duty 3.3 borosilicate glass..
  • PTFE stopcock and interchangeable plastic stopper..
Check Stock

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.
Check Stock

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.
Check Stock

Kimble 17054F-25 25mL Class A Automatic Burette, with 3-Way PTFE Stopcock

  • Precision bore burette is permanently marked with an individual serial number.
  • Supplied with a Certificate of Graduation Accuracy and designed from ASTM Specification E287, Class A requirements.
  • Filling is through a standard 2mm bore stopcock.
Check Stock

Kimble 17054F-50 50mL Class A Automatic Burette, with 3-Way PTFE Stopcock

  • Precision bore burette is permanently marked with an individual serial number.
  • Supplied with a Certificate of Graduation Accuracy and designed from ASTM Specification E287, Class A requirements.
  • Filling is through a standard 2mm bore stopcock.
Check Stock

DONLAB FLR-01 ASTM STD Glass 100ml SCHLENK Reaction Flask 24/40 Joint with Glass Stopcock

  • Vacuum degree: High Vacuum Valve Stopcork 003e Glass Stopcork 003e PTFE Stopcork.
  • The man-blowing Borosilicate 3.3 glass is uniform and flawfree.
Check Stock

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.
Check Stock