Plastic Stopcocks

Bel-Art™ SP Scienceware™ Stopcocks Available on GSA/VA Contract for Federal Government customers only.

With a removable, leak-proof plug made of chemical-resistant, non-stick PTFE with barbed tubulations that accept 1/4 to 3/8 in. I.D. tubing

Thermo Scientific™ Nalgene™ Three-way Stopcock Available on GSA/VA Contract for Federal Government customers only.

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.

Thermo Scientific™ Nalgene™ Stopcocks Available on GSA/VA Contract for Federal Government customers only.

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

Promega™ One-Way Luer Lok™ Stopcocks

Allows each port to be controlled individually

Bel-Art™ SP Scienceware™ Two-Piece Stopcocks

Two-piece design snaps together forming a tight seal, and the free-turning key needs no lubrication

Bel-Art™ SP Scienceware™ Replacement Stopcocks

Polypropylene body has Teflon™ PTFE plug, washer and bright red handle

DWK Life Sciences Kimble™ Stopcock Plugs

Parts: PTFE nut, rubber washer and PTFE washer

DWK Life Sciences Kimble™ Kontes™ Silicone Stopper Assembly, 3 Port

3-port platinum-cured stopper assembly and sanitary PVDF clamp provides sterile fluid transfer with no extractables as required in biotech/pharmaceutical applications.