Hardened Quantitative Filter Paper - 0750-3200 - Grade 75, 32cm 48cm x 57cm Prewashing with acid further reduces

Prewashing with acid further reduces the content of metals to exceptionally low levels

Ahlstrom-Munksjö 1211

Grade 111 is used in general laboratory filtration including atmospheric and water pollution monitoring such as intake controls

mining or steel

stannic and nickel sulfide

Hardened Quantitative Filter Paper - 0750-3200 - Grade 75, 32cm 48cm x 57cm Prewashing with acid further reducesAhlstrom Munksj 75 2. 0 m, Medium Speed This grade has medium flow rate and good particle retention and is most commonly used for applications requiring high chemical resistance to strong acid and alkali. Grade 75 is often used for filtering trace elements, collecting hydroxides after precipitation by strong alkalis and in the analysis of metals in acid and alkali solutions.