Filter paper, Filter paper, gr ade 40, Whatman, Di

Item No.9056405
Quantitative filter paper, grade 40 These filter papers are made from refined pulp and linters with over 95% alpha-cellulose content. They have a smooth surface, are guaranteed to be free of any residual acids and have an extremely low ash content (≤ 0.01%, nominally ashless). They are particular
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