[Size 22-400]
[Size 53-400]
[Size 45-400]
[Size 18-400]
[Size 38-400]
[Size 63-400]
[Size 33-400]
Wheaton Polypropylene Screw Cap with PTFEFaced Foamed Polyethylene Liner offers the excellent chemical resistance of PTFEwith the compressibility and sealing properties of polyethylene foam. Typical applications: analytical lab samples, high purity chemicals, strong acids, solvents. Excellent for environmental samples, pharmaceuticals and diagnostic reagents.