Code: F11322945
High quality equipment and labware consumables for chemistry research.
per Pk 100
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Supports accurate analysis in applications sensitive to very low levels of background contamination. Whatman™ Quantitative Filter Paper: Grade 40 Circles are additionally useful in gravimetric analysis where ash content might affect weight measurements of combusted samples.
Ashless grades are very pure filters suitable for a wide range of critical analytical filtration procedures. Whatman™ quantitative filter papers are designed for gravimetric analysis and the preparation of samples for instrumental analysis.
High-purity filters for quantitative analysis
Contain 0.007% maximum ash content
Medium nominal particle retention rating of 8µm
Medium filtration speed (Herzberg 340 sec.)
