Whatman 滤膜 2602S 囊式滤器 TF 36, 0.45m, in/out Sanitary 5/盒

Whatman 滤膜 2602S 囊式滤器 TF 36, 0.45m, in/out Sanitary 5/盒 POLYCAP 36 0.45 PTFE 5/PK H/H