Description
Filter papers 58 x 58 cm,, type MN 640 d, slow filtration speed, ash-less
Alpha cellulose content approx. 95%. Format 58 x 58 cm.
Quantitative filter paper for fine and very fine deposits. Weight: 85 g/m². Filtration time: 140 s. Ash content: <0.01%. Retention range: 2-4 μm. Thickness: 0.17 mm.
Technical Information
| Type | MN 640 d |
| Length | 58 cm |
| Width | 58 cm |
| Retention range | 2-4 µm |