These caps are designed for use with WHEATON® glass bottles or vials.

• White surface for writing on cap
• Offered in a variety of liner materials

Polyethylene foam provides compressibility and sealing properties, and is excellent for use with environmental samples, pharmaceuticals, and diagnostic reagents. The Poly-vinyl liner provides an excellent moisture barrier, and is good for use with mild acids, alkalis, solvents, alcohols, oils, and aqueous products. The PTFE-faced foamed PE liner is ideal for use with high purity chemicals, strong acids, and solvents.

White polypropylene screw caps feature a clear surface for writing on cap.