Mfg Part Number
1004-090
Whatman 1004-090 Qualitative Cellulose Filter Paper 20-25 µm, 90 mm (100/Pack)
Quick Overview
Grade 4
Basis Weight: 92 g/m²
Pore Size: 20-25 µm
Fast Flow Rate
Pack of 100
$23.98
Order will ship within 1-3 business days
This Whatman,1004-090, Grade 4 filter paper has a diameter of 90 mm and comes in a pack of 100.
Grade 4: Extremely fast filtering with excellent retention of coarse particles and gelatinous precipitates such as ferric hydroxide and aluminum hydroxide. Very useful as a rapid filter for routine clean-up of biological fluids or organic extracts during analysis.
A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.
| UNSPSC | 41104921 |
|---|---|
| Product Type | Filter Paper |
| Membrane Material | Cellulose |
| Dimensions | 90 mm |
| Feature | Qualitative |
| Diameter | 90 mm |
| Sterility | No |
| Pore Size | 20-25 µm |
| Filter Grade | Grade 4 |
| Affinity | Hydrophillic |
| Filter Thickness | 210 µm |
| Basis Weight | 92 g/m² |
| Flow Rate | Fast Flow Rate |
| Applications | Research and Applied Markets |
| Quantity | 100 |