Black Phenolic Caps

Photo of Phenolic Cap with Solid Polyethylene Liner
Black phenolic caps with solid polyethylene liners.
Photo of Polyseal® Bottle Caps

Black phenolic caps with Polyseal® inverted polypropylene cone seal/liner.

 

Photo of Pulp/Vinyl Lined Caps
Black phenolic caps with pulp board liner that has a vinyl coating. Recommended for general use (do not use with solvents or concentrated acids).
Photo of Bottle Caps with Rubber Liner
Wheaton black plastic screw caps with non-toxic, white, rubber liner.
Photo of Black Plastic Screw Caps with PE Liners
For use with distilled water, analytical standards and reagents.