Thermo Scientific™ Nalgene™ Stopcocks

Develop in-house fluid transfer systems for accurate filling or dispensing. These stopcocks provide reliable, accurate liquid flow control.

Fisher Scientific Edge
Order before 2 pm dispatch today
Order after 2 pm dispatch tomorrow
Learn More

DWK Life Sciences Kimble™ Kontes™ FlexColumn™ Three-way Luer Stopcock

Heavy-duty nylon

Fisher Scientific Edge
Order before 2 pm dispatch today
Order after 2 pm dispatch tomorrow
Learn More

GPE Scientific™ J Young T Shape Taps, Fine Thread Type

GPE Scientific™ J Young T Shape Taps, Fine Thread Type are made in various stopcock sizes and with different side arm diameters.

Azlon™ Spare Stopcock for Narrow Neck HDPE Aspirator

For use with narrow neck HDPE aspirator

Masterflex™ 4-way Stopcock

Use these stopcocks for a variety of applications. Cole-Parmer™ 4-way Stopcocks feature a PC body and an HDPE stem.

Fisher Scientific Edge
Order before 2 pm dispatch today
Order after 2 pm dispatch tomorrow
Learn More

Thermo Scientific™ Nalgene™ Three-way Stopcock

Experience in-house fluid transfer system flexibility with this three-way stopcock, arranged in a T-shape to simply any two — or all three — arms of the stopcock with ease.

Fisher Scientific Edge
Order before 2 pm dispatch today
Order after 2 pm dispatch tomorrow
Learn More

Cowie Technology™ PTFE T-Type Stopcocks

Cowie Technology™ PTFE T-Type Stopcocks feature a pure PTFE body and plug and combine all the desirable properties of the Ultimate Laboratory Stopcock.

Fisherbrand™ PTFE Burette Stopckcock, Straight Through Type

Fisherbrand™ PTFE Burette Stopckcock, Straight Through Type supplied with 8mm diameter sidearm in borosilicate glass, bore is 2mm.

Thermo Scientific™ Nalgene Stopcock Assembly for Acrylic Burets

Greener Choice Product
This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”

Learn More About the Greener Choice Program

For use with 25 mL Acrylic Nalgene Break-Resistant Burets.

BRAND™ Stopcock For Aspirator Bottle

Fits all sizes

BRAND™ PTFE/ Polypropylene T-bore Stopcock

PTFE construction with polypropylene valve lever. Provides outstanding chemical resistance. Includes integrated hose nozzles.

Lenz Laborglasintrumente Stopcocks Straight Bore with PTFE Plug

Made of high quality materials. Each manufacturing step is tested through an extensive quality management system, based on DIN ISO 9001/EN 29001.

Masterflex™ Stopcocks with Luer Connections

Regulate flow without any leaking using these fittings. Cole-Parmer™ Stopcocks with Luer Connections are available with either a male luer lock or a male luer slip.

Fisher Scientific Edge
Order before 2 pm dispatch today
Order after 2 pm dispatch tomorrow
Learn More

Lenz Laborglasinstrumente™ 3.3 Borosilicate Glass Stopcocks

BRAND™ Straight-Bore PTFE Stopcocks

PTFE construction with polypropylene valve lever. Provides outstanding chemical resistance. Includes integrated hose nozzles.