33 mm, Caps
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Black Phenolic Cap With Rubber Liner
DWK Life Sciences (Wheaton)Resistant to moisture vapor Chemical barrier Autoclavable Caps have excellent properties of resilience. The 14B white rubber lining material consists of homogeneous sulfur cured styrene-butadiene rubber. FDA Status complies with 21CFR 177.26, "Rubber articles intended for repeated use."
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Black Phenolic Screw Cap With Foil Liner
DWK Life Sciences (Wheaton)Aluminum foil-faced pulp board liners Use these caps with organic solvents
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White Polypropylene Cap With Teflon Liner
DWK Life Sciences (Wheaton)Ideal for high purity chemicals, strong acids, solvents Excellent for environmental samples, pharmaceuticals and diagnostic reagents Teflon-faced foamed polyethylene liner offers the excellent chemical resistance of Teflon with the compressibility and sealing properties of polyethylene foam.
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