กระดาษกรอง Qualitative Filter Paper (MN 617 ≡ No. 4 )

Qualitative Filter Papers

For general purpose filtrations

Qualitative filter papers are manufactured from the same raw materials as the ashless grades and are particularly suited for general laboratory filtrations. The average ash content is about 0.1%, the amount of a-cellulose is about 95%.

Qualitative filter paper grades

Fast filtration, for fast filtration of coarse precipitates.

Filter Papers – Filtrierpapiere

Grade / Sorte                                            MN 617
Weight / Gewicht [g/m2]                            85
Thickness / Dicke [mm]                              0,2
Filtration speed / Filtriergeschwindigkeit       9
[s]
Surface / Oberfläche                                   smooth / glatt
Ash content / Aschegehalt (%)                     0,1
Average retention capacity /                       7 – 12
mittleres Rückhaltevermögen
[μm]

Applications and properties /                       fast filtration, for
coarse precipitates /
Anwendungen und Eigenschaften                 schnell filtrierend, für
grobe Niederschläge