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Cytiva
Filter Circles, Quantitative, Grade 42 (Ashless)
A world standard for critical gravimetric analysis with the finest particle retention of all Whatman cellulose filter papers. Typical analytical precipitates include barium sulfate, metastannic acid and finely precipitated calcium carbonate.
| Particle retention: | 2.5 µm |
| Filtration speed: | 1870 s |
| Weight: | 100 g / m2 |
| Thickness: | 0.20 mm |
| Ash: | 0.007 % |
| Filter type: | filter circle |
| Filtration time~[s]: | 1870.00 |
| Type | Höhe | PU | Order No. | CDC |
|---|---|---|---|---|
| Grade 42 | 42.50 | 100 | 5421925 | 1 |
| Grade 42 | 47.00 | 100 | 5421926 | 1 |
| Grade 42 | 55.00 | 100 | 5421927 | 1 |
| Grade 42 | 70.00 | 100 | 5421928 | 1 |
| Grade 42 | 90.00 | 100 | 5421929 | 1 |
| Grade 42 | 110.00 | 100 | 5421930 | 1 |
| Grade 42 | 125.00 | 100 | 5421931 | 1 |
| Grade 42 | 150.00 | 100 | 5421932 | 1 |
| Grade 42 | 185.00 | 100 | 5421933 | 1 |
| Grade 42 | 240.00 | 100 | 5421934 | 1 |
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