Filter Circles, Qualitative, Grade 540
Cytiva
The general purpose hardened ashless filter paper with medium retention and flow rate. Extremely pure and strong with a hard surface. High chemical resistance to strong acid and alkali. Frequently used in the gravimetric analysis of metals in acid / alkali solutions and in collecting hydroxides after precipitation by strong alkalis.
Description: | medium |
Particle retention in liquid: | 8 µm |
Filtration speed Herzberg: | 200 s |
Ash content: | < 0.006 % |
Typical thickness: | 160 µm |
Basis weight: | 88 g / m2 |
Filter type: | filter circle |
Filtration time~[s]: | 200.00 |