Whatman 1440-047 Quantitative Filter Paper Circles, 8 Micron, Grade 40, 47mm Diameter (Pack of 100)
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<b>[Product Information]</b><br>
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<li>Diameter: 4.7cm</li>
<li>Retention: 8µm</li>
<li>Classic general purpose ashless filter paper; medium speed and retention; typical applications include gravimetric analysis for numerous components in cements, clays, iron and steel products</li>
<li>Primary filter for separating solid matter from aqueous extracts in general soil analysis and quantitative determination of sediments in milk</li>
<li>Use as apure analytical grade clean-up filter for solutions prior to AA spectrophotometry; high purity filter in collecting trace elements and radionuclides from the atmosphere</li>
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