Whatman 滤膜 60190 75mm capsule filter with ULPA media 3/8 FNPT inlet/outlet 5/pk

Whatman 滤膜 60190 75mm capsule filter with ULPA media 3/8 FNPT inlet/outlet 5/pk 75mm capsule filter with ULPA media 3/8 FNPT inlet/outlet 5/pk