These 70 mm diameter qualitative filter paper discs are ideal for analytical purposes and routine analyses. They are wet-strengthened for use in pressure or vacuum filtration. Made from refined pulp and cotton linters with more than 95% alpha-cellulose and an ash content of less than 0.1% according to DIN 54370.
- Made of > 95 % ?-cellulose
- Ash content below 0.1 % according to DIN 54370
- Very fine-pore, very dense
- Very slow filtering
- 70 mm diameter
- 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
- Clarification
- Analytical Sample Preparation
- Particle Analysis
Specifications
- Filter Format: Discs
- Filter Paper/Membrane Color: White
- Filtration Time: 300 s
- Grade: 293
- Very fine-pore, very dense, very slow filtering
- Thickness: 0.15 mm
- Dimensions (Filter Diameter): ⌀ 70 mm
- Filter Material: Cotton Linters and Refined Pulp (> 95 % alpha-cellulose; 0% ash)
- Precipitations: Very fine crystalline
- Retention Rate: 1-2 µm
- Filter Type: Qualitative Filter Papers
- Basis Weight: 84 g/m2
Documents
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