These 125 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.
A standard grade filter used in qualitative analytical techniques to determine and identify materials.
Double the thickness of Grade 1 with still finer particle retention and excellent loading...
These paper grades are used for analytical purposes that require a low ash content.
Grades 292 and 292a are especially suitable for soil analyses because they are low in nitrogen.
For phosphate or...