13mm Standard Dropper Cap

Features standard 13-425 threading, perfectly fitting various 13mm vials and bottles to ensure seamless interchangeability and secure connections across different brands.

Made from high-density polypropylene (PP), offering excellent resistance to acids, bases, and solvents, preventing erosion and ensuring safe, stable long-term storage.

Includes a built-in polyethylene (PE) pipette for precise drop-by-drop dispensing or sampling, minimizing waste and meeting strict laboratory accuracy requirements.

Equipped with PTFE/silicone liners or gaskets to provide superior airtight and liquid-tight seals, preventing solvent evaporation and contamination while protecting sample purity.

Available in red, black, white, and more, allowing quick visual identification of reagent types or hazard levels to enhance laboratory efficiency and safety.