Actual product may vary
Supports collection of coarse and gelatinous precipitates with minimal fiber shredding, even when wet. Whatman™ Grade 54 Quantitative Filter Paper has a hard, smooth surface to sustain vacuum and suction filtration.
- Acid-treated for high wet-strength and chemical resistance
- Large nominal particle retention rating of 22μm
- Fast filtration speed (Herzberg filtration speed 39 s)
- High purity (0.015% ash maximum)
- Compatible with Büchner funnel or Hirsch funnel applications
Specifications
- Airflow Rate3 s/100 mL/in2
- DescriptionGrade 54 Filter for Quantitative Analysis, Fast, 150 mm circle (100 pcs)
- Filter TypeHardened Low Ash
- FormatDisc
- MaterialCotton Linters
- Particle Retention22 μm
- Pore Size22 μm
- Filtration SpeedASTM, 10 seconds; Herzberg, 39 seconds
- Flow RateFast
- GradeGrade 54
- PorosityCoarse
- Quantity100 Pk.
- Thickness (Metric)185 μm
- TypeQuantitative Filter Paper
- Diameter (English)5.9 in.
- Diameter (Metric)150 mm
- Unit SizePack