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Plastic Stopcocks
Spectrum offers laboratory grade Plastic Stopcocks from the industry’s leading manufacturers including Bel-Art, Nalgene, Wheaton and many others. Whether you require a 3 way Polypropylene Stopcock or Stopcocks with Teflon Plugs, Spectrum has the Plastic Stopcock for you.
Top Sellers in Plastic Stopcocks
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Thermo Scientific Nalgene® Polypropylene Stopcocks with PTFE Plug
Serrated tubulation on each end. Accept 1/4 in. through 5/16 in. tubing. Autoclavable.
Image(s) are representative of the product group ... -
Thermo Scientific Nalgene® Three-Way Polypropylene Stopcocks with PTFE Plug
Three tubulated outlets arranged in a T-shape, connect any two or all three arms of the stopcock. Accepts 1/4 in. through 5/16 in. tubing. Non-seizing. ... -
DWK Life Sciences (Kimble) Flat Head Solid PTFE Stoppers
Flat head PTFE stoppers are used as closures for laboratory glassware such as solution bottles and separatory funnels.
• Standard Taper medium length joint
• Solid, ... -
DWK Life Sciences (Kimble) Flat Head Solid PTFE Stoppers
Flat head PTFE stoppers are used as closures for laboratory glassware such as solution bottles and separatory funnels.
• Standard Taper medium length joint
• Solid, ... -
Bel-Art Scienceware® Two-piece Molded Polyethylene Stopcock
Two piece molded polyethylene stopcock. Parts snap together forming a tight seal and the free-turning key needs no lubrication. A quarter turn shuts off flow. Maximum pressure rating 48 ... -
Dynalon® Azlon® Octagonal Polypropylene Carboys
Replacement spigot for Dynalon Azlon Octagonal Polypropylene Carboys. Features removable tube fitting for added convenience. Durable and leak-proof heavy-duty spigot with boss fitting for ... -
Dynalon® Kartell Miniature Stopcocks
The low friction properties of high density polyethylene in these miniature stopcocks allows for easy turning of PP key which requires no lubricant, thus eliminating blockage of the bores ... -
Wilmad PTFE Stoppers, Solid
Vertical head has straight edges. PTFE avoids freezing in ground zone and is used with volumetric flasks and separatory funnels. -
Wilmad Solid Stoppers, PTFE
Vertical head with straight edges.
