Closures
Whether protecting the sample from outside contamination or the workplace from the bottled toxic waste, closures guarantee tight and reliable seals. With a vast cap selection for best compatibility with any container, tailoring to specific contents is possible. Temperature resistant models allow any procedure to be completed safely. Available in different finishes, any sensitive chromatography sample is protected. The caps are easy to close with one hand and come in many colors to assist with identification.
Black Phenolic Dropper Assembly, Qorpak®
Dropper assemblies feature a glass tube with black polypropylene closure and rubber squeeze bulb
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Screw Caps for Specimen Jars
These steel caps fit flint glass, screw cap wide mouth specimen jars. They are finished in black enamel and have a chemically resistant inner liner.
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Polypropylene Closures
Polypropylene closures for 13 and 20 mm culture tubes.
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Charlie Plugs Drosophila Plugs
These plugs are made from recycled polyester.
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WHEATON® Black Plastic Caps for Media Bottles, DWK Life Sciences
Solid-top lined caps are suitable for a variety of applications
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Black Phenolic Screw Caps, Kimble Chase
PTFE/LDPE liners offer excellent solvent resistance
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Pulpvinyl Bakelite Jar Caps
Pulpvinyl liners resist most chemical reagents. Packages of 12.
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Qorpak® Black Phenolic Screw Caps, Pulp/Vinyl Liner
Phenolic caps with pulp and vinyl liners are perfect for general use
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Black Phenolic Screw Caps, Polyethylene Liner, Qorpak®
Caps with solid PE liners offer good chemical resistance and a low moisture vapor transmission rate and are for great polish remover and higher concentration acids & alkalis