Coshar 300pcs 9cm Qualitative Filter Paper, Medium Flow Lab Supply Filter Paper
- Filtration Speed: 35 – 37 sec, Ash content: ≤0.15% ,Pore size: 15-20 μm..
- Collect large particulate in fast moving air or fumes, capable of retaining the fine precipitates encountered in chemical analysis..
- Mainly used in lab, or in chemical class..
- Package include 300pcs qualitative filter paper..