Whatman 濾膜 6786-0402 Puradisc4針頭式濾器0.2m無(wú)菌Nylon 50/盒

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Whatman 濾膜 6786-0402 Puradisc4針頭式濾器0.2m無(wú)菌Nylon 50/盒 PURADISC 4/0.2 NYL S 50/PK