CMS09-810D Paper Filter Whatman 1002/090 Grade 2 9Cm 100/pk
- Whatman Qualitative Grade Plain Circle Filter Paper, Grade 2. 9 cm diameter. Slightly thicker and more retentive and absorbent than Whatman Grade 1. Particle retention: > 8 micrometers. Medium fine porosity. Filtration speed: ASTM - 55 sec.; Herzberg - 240 sec. Smooth surface. 100/pk.
