
20mm Lyophilized Vial Stopper Medicine Vial Rubber Stopper. Customizable Sterilization: Sterilization process can be customized by EO (Ethylene Oxide) to meet specific requirements. Logo and Size Customization: Logo printing and stopper sizes are fully customizable for your brand and packaging needs. Colorful Stopper Options: Colorful stoppers are available and customizable to distinguish different medicines or dosages. High-Quality Materials: Made from Bromo-butyl (BIIR) or Chloro-butyl (CIIR) rubber for pharmaceutical stability. GMP Compliant Workshop: Produced in A-Class, B-Class, C-Class, and D-Class cleaning workshops meeting GMP standards. Strong Seal Strength: Minimum seal strength of 20N/15mm ensures secure closure and product safety. Flexible Customization: Offers full customization, minor customization, and flexible options from samples or designs. OEM/ODM Service: Professional OEM and ODM services available with dedicated R&D engineers.