GR 42 4.25CM 100/PK
Quantitative Filter Papers - Ashless Grade 42 circles, 42.5 mm, 100/pk A world standard for critical gravimetric analysis with the finest particle retention of all Whatman cellulose filter papers.
Click here for the Whatman 1542-090 Filter Circles, 90mm Dia, Hardened Ashless Grade 542
|air-flow-rate||107 s/100 mL/in2|
|model||Ashless Grade 42|
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