Whatman No 42 Filter Paper Pore Size

Whatman filter papers and membranes are world renowned as a standard for laboratory filtration and are associated with quality reliability and reproducibility.

Whatman no 42 filter paper pore size. Whatman filter whatman paper z240230 paper filter nacres nb 24. Below are summaries of the grade properties and common uses. They are available in three formats designed to meet your specific needs. Typical analytical precipitates include barium sulfate metastannic acid and finely precipitated calcium carbonate.

Whatman grade 542 filter paper is often used in gravimetric metal determinations. Membrane filters are recommended for retention of very small particles or for microbiological purposes. Typical analytical precipitates include barium sulfate metastannic acid and finely precipitated calcium carbonate. Grade 42 ashless filter paper for instrumental analysis 125 mm circle 100 pcs 28418045.

Grade 42 ashless filter paper for instrumental analysis 110 mm circle 100 pcs 28418044. 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. Grade 42 ashless filter paper for instrumental analysis 460 570 mm sheet 100 pcs 28418043. 125 mm pack of 100 synonym.

12 25 μm a fast filter paper with high wet strength. Whatman quantitative filter paper ashless whatman grade 42 quantitative filter paper ashless whatman 1442 125 ashless grade 42 quantitative filter paper diameter. It has a slow flow rate and is very hard and strong with excellent chemical resistance. Wha1002125 whatman qualitative filter paper grade 2 circles diam.

Our membrane filter offering includes pore sizes from 0 015 to 12 µm. Thickest filter paper in the whatman range. It has a very smooth surface making it easy to scrape or. 2 5 μm slow filter paper a world standard for critical gravimetric analysis with the finest particle retention of all whatman cellulose filter papers.

Whatman quantitative filters are designed for gravimetric analysis and the preparation of samples for instrumental analysis. Whatman grade 542 filter paper has a high retention of fine particles 2 7 μm at 98 efficiency under demanding conditions. Different types of qualitative whatman filter paper their properties the most common qualitative paper grades are 1 6 595 597 598 and 602 which have applications across multiple industries.