missing translation for 'onlineSavingsMsg'
Learn More
Learn More
Cytiva Whatman™ Qualitative Filter Papers: Grade 4 Roll
Filters and retains course particles for monitoring air pollution. Whatman™ Qualitative Filter Papers: Grade 4 Roll is used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.
Brand: Cytiva 1004-648
Additional Details : Weight : 0.11000kg
Description
These cellulose filters are used in qualitative analytical techniques to determine and identify materials and for clarfying 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
Specifications
| Grade 4 Qualitative Filter Paper Standard Grade, roll, 38 x 114 mm | |
| Cellulose | |
| 20 to 25 μm | |
| Fast | |
| Grade 4 | |
| 210 μm | |
| 114 mm |
| Roll | |
| Coarse particles and gelatinous precipitates | |
| 37 sec. | |
| A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. | |
| 1Roll | |
| 38 x 114 mm | |
| 38 mm |