Whatman Filter Paper 42

Grade 42 filter papers have the finest retention of all whatman ashless filter paper grades.

Whatman filter paper 42.

Membrane filters are recommended for retention of very small particles or for microbiological purposes. Whatman filter papers and membranes are world renowned as a standard for laboratory filtration and are associated with quality reliability and reproducibility. How to choose the best whatman filter paper for your application. Whatman filter paper 42 found in.

Whatman quantitative filter papers are designed for gravimetric analysis and the preparation of samples for instrumental analysis. Cytivas whatman quantitative filter papers ashless ash 0 007 percent grade 42 cytivas whatman grade 0858 1 2. Typical analytical precipitates include barium sulfate metastannic acid and finely precipitated calcium carbonate. The tough surface makes these filters suitable for a wide range of critical filtration procedures.

Whatman grade 42 filter paper is used for critical gravimetric analysis with the finest particle retention of all whatman cellulose filter papers 2 5 mm at 98 efficiency. Typical analytical precipitates include barium sulfate metastannic acid and. Grade 42 circles are suitable for processes that require ashing. 2 5 μm slow filter paper 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. 2 5 μm slow filter paper a world standard for critical gravimetric analysis with the finest particle retention of all whatman cellulose filter papers. 1442 150 grade 42 ashless filter paper for instrumental analysis 150 mm circle whatman quantitative filter papers ashless grades ash 0 007 grade 42 ge healthcare pack of 100 110 94 110. 2 5 μm slow filter paper a world standard for critical gravimetric analysis with the finest particle retention of all whatman cellulose filter papers.

Our membrane filter offering includes pore sizes from 0 015 to 12 µm. 0 007 ash maximum fine 2 5 μm nominal particle retention rating eliminates large particles that might otherwise interfere with sensitive. There are many grades of paper each with its own unique properties and applications. Ashless grades are very pure filters suitable for a wide range of critical analytical filtration procedures.

If you re unsure whether you re using the right paper for your application utilize our filter paper properties chart or check our whatman filter selector to find your filter fast.