DURAN® GL25 & 45 Butyl Rubber Stopper, for Anaerobic Culture and Effective SealingIdeal for Needle Piercing, Autoclavable, -50℃+121℃, GL25 & 45 부틸 스토퍼, 혐기성 컬쳐용에 최적 (DH24CAT00000347)