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2025-06-19 07:43:03 -

Medical Butyl Rubber Stoppers: Ensuring Purity and Sterility

Some freeze-dried stoppers incorporate silicone or fluoropolymer coatings to improve lubricity and reduce coring (the formation of rubber particles during needle penetration). These coatings help maintain the purity of the drug product and reduce risks during injection. Additionally, the stoppers are designed to endure the low temperatures and pressure changes involved in the freeze-drying...

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