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Material:Bromo-butyl or chloro-butyl rubberUsage:Butyl rubber stopper for freeze-dry bottlesCustom Order:Accept Feature:Non spillColor:grey,red and as your requirementRaw material source:LANXESS DEUTSCHLAND GMBHAdvantages:Good quality and competitive priceFeature:1. Reasonable design appearance2. Moderate thickness for the pin-punching part;3. Good function of heat-resistant & antioxidant;4. Good chemical stability.Quality Control: ♥Designed as per GMP standards,the workshops of vulcanization,die cutting,washing and packaging are up to the relative cleanness classes. ♥Quality mangement system established and consummated as per GMP standards. ♥Automatic pre-forming and slice cutting process is adopted. ♥Advanced full automatic vacuum making vulcanization process is adopted. ♥Aubomatic stopper washing production line with powerful vibrating and blowing washing functions. ♥Successful compatibility test for rubber stoppers and medicine.
