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> Whatman filter papers, grade 42 circles, 70MM, 100/pk
Whatman filter papers, grade 42 circles, 70MM, 100/pk
Whatman Filter Papers, Grade 42 Circles, 70mm, 100/pk
Whatman quantitative filters are designed for gravimetric analysis and the preparation of samples for instrumental analysis. Grade 42 is a world standard for critical gravimetric analysis with the finest particle retention of all Whatman cellulose filter papers. Typical analytical precipitates include barium sulfate, metastannic acid, and finely precipitated calcium carbonate.
