Whatman 滤膜 6786-1301 Puradisc13针头式滤器0.1m无菌Nylon 50/盒

Whatman 滤膜 6786-1301 Puradisc13针头式滤器0.1m无菌Nylon 50/盒 PURADISC 13/0.1 NYL S 50/PK