Deskripsi
Whatman – Qualitative Filter Papers; 9.0 cm Diameter (1004-090)
These cellulose filters are used in qualitative analytical techniques to determine and identify materials and for clarifying liquids.
- Particle Retention: 25μm
- Porosity: Coarse
- Filtration speed: Herzberg, 37 sec.
- Surface: smooth
- Extremely fast filtering with excellent retention of coarse particles and gelatinous precipitates such as ferric hydroxide and aluminum hydroxide
- Useful as a rapid filter for routine clean-up of biological fluids or organic extracts during analysis