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Grade 74 is also used as a high purity filter for speedy filtering of trace elements such as silver chromate
collecting hydroxides after precipitation by strong alkalis and in the analysis of metals in acid and alkali solutions
Grade 54 is also used in air pollution testing to determine gaseous compounds
testing of algae
It is recommended for fast analysis procedures for unstable precipitates such as silicon
Glass Microfiber Filter Paper - 1110-0700 - Grade 111, 7cm 121 Grade 74 is also usedAhlstrom Munksj 111 1. 2 m, Fast Speed This grade offers fine particle retention with high filtration speed and good loading capacity. Grade 111 is used in general laboratory filtration including atmospheric and water pollution monitoring such as intake controls, ozone level, and water effluents. Grade 111 is also well suited for filtration of water and protein, testing of algae, bacteria cultures and for radioimmunoassay with weak beta emitters.
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