... ±0.4 More specifications and advantages Name of commodityRubber stopper for medical useModel32mm rubber stopper for infusion setsMaterialBromobutyl rubberUseFor pharmaceutical package, used with ... PE bags, and then in a carton.Other models:13mm, 20mm, 24mm, 26mm, 28mm, 32mmAdvantagesExcellent self-sealing propertyHigh purity, non toxicityNo ...