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Thumbnail Filmstrip of Grade 6 Qualitative Filter Paper, Standard, 42.5mm Circle, 100/Pk Images
A standard grade filter for boiler water analysis.
These cellulose filters are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also available, which give improved flow rate and increased loading capacity compared to equivalent flat filters.
Twice as fast as Grade 5 with similar fine particle retention. Often specified for boiler water analysis applications.
| Whatman Product Code | 1006-042 |
| Material | Cellulose |
| Grade | Grade 6 |
| Size | 42.5mm |
| Typical Particle Retention Rate in Liquid | 3 um |
| Thickness | 180 μm |
| Ash Content | ≤0.15% |
| Basis Weight | 100 g/m^2 |
| Air Flow Rate | 32 s/100ml/in^2 |
| Water Flow Rate | 22 ml/min |
| Format | Circles |
| Pack Size | 100 |
- Diameter
- 42.5mm
- Grade
- 6
- Material
- Cellulose
- Pore Size (µm)
- 3
- Sterility
- Nonsterile
- Wetability
- Hydrophilic