Corning® Phenolic Screw Caps, Fluoropolymer Resin/PTFE Liner
Test/Sample Tube Closures
Heat- and steam-resistant resin formulation makes caps autoclavable
A highly inert fluoropolymer resin interface is firmly bonded over a glued-in rubber liner. Caps are designed to fit PYREX® screw-top tubes with a matching cap size (reusable or disposable).