Whatman 滤膜 2806 囊式滤器 Polycap AS 150, 0.2m 灭菌的 in/out1/2 软管倒钩 5/盒

Whatman 滤膜 2806 囊式滤器 Polycap AS 150, 0.2m 灭菌的 in/out1/2 软管倒钩 5/盒 POLYCAP 150 0.2 AS 5/PK D/D S