Closures

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Black Phenolic Dropper Assembly, Qorpak®

Dropper assemblies feature a glass tube with black polypropylene closure and rubber squeeze bulb

Recommended for Polystyrene Storage Jars.

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Phenolic caps with pulp and vinyl liners are perfect for general use

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Pulpvinyl liners resist most chemical reagents. Packages of 12.

Solid-top lined caps are suitable for a variety of applications

Polyvinyl lined for maximum resistance.

Replacement snap-caps.

PTFE/LDPE liners offer excellent solvent resistance

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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