Filter paper 305- Grade no. 4 - 90mm

Filter paper 305- Grade no. 4 - 90mm. Qualitative papers made from refined pulp and cotton linters, with high alpha-cellulose fibre and low ash content. Similar to Whatman no.4 filter paper, with a fast flow rate. Papers can be flute folded or quadrant folded. Supplied in a range of sizes, in packs of 100 paper circles.