I-Chem B167-5300BL 白色53-400密封盖,聚四氟乙烯(PTFE)内衬,散装 White 53-400 closed-top cap w/bonded PTFE liner bulk

I-Chem B167-5300BL 白色53-400密封盖,聚四氟乙烯(PTFE)内衬,散装 White 53-400 closed-top cap w/bonded PTFE liner bulk General Environment 24 367