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Medium Speed
This grade has medium flow rate and good particle retention and is the most commonly used acid-washed filter
Grade 55 is also used in air and foodstuffs analysis and for chloride and phosphorous in cement
and microscopy
It is used for gravimetric analysis of numerous components (e
Glass Microfiber Filter Paper - 1110-0250 - Grade 111, 2.50cm Quantitative Medium SpeedAhlstrom 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.
