Filter paper 304 - Grade no. 1 - 70mm. Qualitative papers made from refined pulp and cotton linters, with high alpha-cellulose fibre and low ash content. Similar to Whatman no.1 filter paper, with a medium flow rate. Papers can be flute folded or quadrant folded. Supplied in a range of sizes, in packs of 100 paper circles.
This range is also the equivalent to our old FPA-150 filter paper grade no. 1 range .