Whatman Filter Paper 40 Means

It is frequently used in the gravimetric analysis of metals in acid alkali solutions and in collecting hydroxides after precipitation by strong alkalis.

Whatman filter paper 40 means.

0 007 ash maximum for grades 40 to 44. These are very pure filters suitable for a wide range of critical analytical filtration procedures whatman quantitative filters from cytiva. 150 mm pack of 100 synonym. Whatman filter papers and membranes are world renowned as a standard for laboratory filtration and are associated with quality reliability and reproducibility.

Our membrane filter offering includes pore sizes from 0 015 to 12 µm. Fiber 0 0 0 30 30 40 0 40 0 60 100 average ash content 0 06 0 06 0 06 0 06 0 06 0 06 0 06 0 06 0 06 n a n a. 40 quantitative filter paper ashless whatman 1440 125 28475 081 can fulfill your laboratory needs while still offering a great value for the money. Whatman grade 40 quantitative filter paper ashless.

Below are summaries of the grade properties and common uses. Whatman grade 40 is the classic general purpose ashless filter paper with medium speed and retention. Typical applications include gravimetric analysis for numerous components in cements clays iron and steel products. Paper grade available sizes.

Filter paper cytiva formerly ge healthcare life sciences whatman qualitative filter paper. High chemical resistance to strong acid and alkali. Coffee filters are made in different shapes and sizes to fit into different holders. The most common qualitative paper grades are 1 6 595 597 598 and 602 which have applications across multiple industries.

Whatman whatman grade ahlstrom grade 1 601 2 642. Whatman filter whatman paper z241318 filter papers paper filter nacres nb 24. Of all whatman cellulose filter papers from cytiva formerly ge healthcare life sciences. Combining top notch and uncompromising quality with an affordable price the whatman grade no.

Filter paper ahlstrom brand cross reference guide summary of grades. Wha1440150 whatman quantitative filter paper ashless grade 40 circles diam. Whatman grade 540 fitler paper is a general purpose hardened ashless filter paper with medium retention and flow rate. Different types of qualitative whatman filter paper their properties.

Grade 1 circles covers a wide range of laboratory applications and is frequently used for clarifying liquids. As a primary filter for separating solid matter from aqueous extracts. Membrane filters are recommended for retention of very small particles or for microbiological purposes.