STOPCOCKS

These polypropylene stopcocks have a detachable, watertight and inert PTFE plug that contacts any fluid being dispensed. The barbed fitting end accepts 6.4 to 9.5 mm (1/4 to 3/8 in.) ID tubing. Three-way models allow connection of two or three arms...

The 3-way configuration permits connection of any two, or all three, ports The maximum pressure rating is 34.3 Kpa (5 psi). High temperature use (to 204 DEG C 400 DEG F). Excellent chemical resistance.• Barbed connection accepts flexible tubing...

These high performance Rotaflo three-way stopcocks has a side arm and an adjusteable bore opening. They are designed so that only chemically resistant polytetrafluoroethylene (PTFE) and PYREX borosilicate glass are in contact with liquids and gases...

These high performance Rotaflo 90° angle stopcocks have a side arm and an adjustable bore opening. They are designed so that only chemically resistant Polytetrafluoroethylene (PTFE) and PYREX borosilicate glass are in contact with liquids and gases...

These high performance Rotaflo in-line stopcocks can be adjusted from a 0 to 6 mm bore opening and have 10 mm O. D. sidearms. They are designed so that only chemically resistant polytetrafluoroethylene (PTFE) and PYREX borosilicate glass are in contact...

These are replacement Polytetrafluorethylene (PTFE) standard stopcock plug assemblies with various diameter bores for PYREX® 7282 straight bore PTFE stopcocks.Image(s) are representative of the product group and not necessarily the individual...

Solid glass plug ground to interchangeable Standard Taper specifications. 1:10 taperManufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirementsImage(s) are representative of the...

Replacement stopcock for educational buret (985-12490 and 985-12493). Stopcock surfaces in contact with liquid are made of PTFE. A nylon threaded closure (15-415 GPI) provides secure attachment to burets. For easier assembly, tip should be wetted before...

PTFE stopcock plug has a 1:5 taper PTFE is chemically-resistant and self-lubricating845-21007 is a high-temperature PTFE plugImage(s) are representative of the product group and not necessarily the individual product.High Temperature PTFE Straight...

Replacement stopcock for educational buret (Cat. No. 985-12154). Stopcock surfaces in contact with liquid are made of PTFE. For easier assembly, tip should be wetted before installation.Image(s) are representative of the product group and not necessarily...

Solid glass plug ground to interchangeable Standard Taper specifications.1:10 taperManufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirementsImage(s) are representative of the...

Replacement plug for Kontes HI-VAC Three-Way Valves with PTFE Plug and No Tip O-RingImage(s) are representative of the product group and not necessarily the individual product.

With a 1.5 taper PTFE plug and a threaded pressure nut. The more exaggerated taper permits easier use at higher than ambient temperatures.Image(s) are representative of the product group and not necessarily the individual product.-Stopcock Size Bore...

Replacement valves for Kontes HI-VAC Three-Way ValvesPlug not includedImage(s) are representative of the product group and not necessarily the individual product.Bore Range (mm): 0-2Shaft O-Ring Size: 5-105Stem OD (mm): 8Bore Range (mm): 0-4Shaft O-Ring...

HI-VAC T-Type Valve with PTFE Plug and No Tip O-Ring. T-valve configuration, without tip o-ring exposure, allows closure of the bottom arm while vacuum or gases continue to flow through the sidearms. O-rings are FKM Designed with a precision external...