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(100 circles/box)
Grade 55 is also used in air and foodstuffs analysis and for chloride and phosphorous in cement
It is recommended for fast analysis procedures for unstable precipitates such as silicon
Prewashing with acid further reduces the content of metals to exceptionally low levels
This eliminates the need to acid-wash the filters in your lab
Hardened Quantitative Filter Paper - 0550-5000 - Grade 55, 50cm 54 (100 circles/box)Ahlstrom Munksj 55 15 m, Fast Speed This is a fast filtering grade for gravimetric analysis of coarse particles and gelatinous precipitates (i. e.: aluminum and zirconium hydroxides) in acid and alkali solutions. Grade 55 is also used in air and foodstuffs analysis and for chloride and phosphorous in cement, coal and coke.
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