I-Chem B167-4500BL 白色45-400密封盖,聚四氟乙烯(PTFE)内衬,散装 White 45-400 closed-top cap w/bonded PTFE liner bulk

I-Chem B167-4500BL 白色45-400密封盖,聚四氟乙烯(PTFE)内衬,散装 White 45-400 closed-top cap w/bonded PTFE liner bulk General Environment 24 346