13-425 Black Phenolic Flat Cap with a Polycone Liner

This black phenolic flat cap is designed for bottles with a 13-425 neck finish, offering a secure closure for laboratory, pharmaceutical, and industrial use.

• The cap provides excellent resistance to heat and harsh chemicals.
• It forms a tight, wedge-style seal to prevent spills, evaporation, and contamination.
• Polycone liners are suitable for volatile substances, essential oils, acids, and other sensitive liquids.