Atom Scientific supplies Whatman Quantitative Filter Papers, designed for reliable gravimetric analysis and filtration of precipitates in laboratory settings.
Our range includes...
Grade 54 – Hardened Low Ash: Low ash (0.015%), 22 µm retention, suitable for coarse and gelatinous precipitates, ideal for vacuum filtration.
Grade 541 – Hardened Ashless: Very low ash (0.006%), 22 µm retention, fast filtration of gelatinous precipitates in acidic or alkaline solutions.
Acid-Hardened Strength: Both grades offer high wet strength and chemical resistance for demanding analytical use.