These 70 mm diameter fast filtering, black dot filter paper discs are used for quantitative and gravimetric analyses as well as for pressure or vacuum filtration. They are made out of 100 % cotton linters with an ?-cellulose content of > 98 % and are acid-washed to make the papers ashless and achieve high purity.
- Made of 100 % cotton linters
- Ash-free (ash content ? 0.01 % according to DIN 54370)
- Wet-strengthened
- Color-coded box for easy selection
- Fast filtering
- Wide-pore
- 100 discs per pack
Note: For all International Orders, the buyer will be solely responsible for the customs clearance, duty, and taxes imposed on the package.
Applications
- Analytical Sample Preparation
- Particle Analysis
- Clarification
Specifications
- Filter Format: Disc
- Filter Paper/Membrane Color: White
- Filtration Time: 10 s
- Grade: 388
- Wide-pore, loose structure, fast filtering
- Thickness: 0.21 mm
- Dimensions (Filter Diameter): ⌀ 70 mm
- Filter Material: 100 % Cotton Linters (> 98 % alpha-cellulose; ash-free)
- Precipitations: Coarse crystalline
- Retention Rate: 12–15 µm
- Filter Type: Qualitative Filter Papers
Documents
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