Whatman® Grade 40 Quantitative Filter Paper, Ashless

Used in gravimetric analyses of numerous components in cements, clays, iron and steel products; as a primary filter in general soil analysis; for quantitative determination of sediments in milk; and as a clean-up filter for solutions prior to AA spectrophotometry. Porosity: Medium Flow Rate: Medium Particle Retention: 8 µm  

Starting at $34.51

Used in gravimetric analyses of numerous components in cements, clays, iron and steel products; as a primary filter in general soil analysis; for quantitative determination of sediments in milk; and as a clean-up filter for solutions prior to AA spectrophotometry. Porosity: Medium Flow Rate: Medium Particle Retention: 8 µm  

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