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.
Thermo Scientific™ Nalgene™ Stopcocks
Develop in-house fluid transfer systems for accurate filling or dispensing. These stopcocks provide reliable, accurate liquid flow control.
Bel-Art™ SP Scienceware™ Stopcocks
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
PYREX™ PTFE Product Standard Straight Bore Stopcock Plug Assembly
Replacement PTFE stopcock plug assemblies for straight bore PTFE stopcocks
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
Cadence Science™ One-way Stopcocks
Precision-machined, individually lapped, and carefully mated to maintain pressure characteristics