Hardened Quantitative Filter Paper - 0550-1850 - Grade 55, 18.50cm 11cm Grade 55 is also used

Grade 55 is also used in air and foodstuffs analysis and for chloride and phosphorous in cement

Medium Speed

This is a fast filtering grade for rapid filtration of coarse particles and gelatinous precipitates such as iron

and in the monitoring of air and water pollution

Ahlstrom-Munksjö 131

Hardened Quantitative Filter Paper - 0550-1850 - Grade 55, 18.50cm 11cm Grade 55 is also usedAhlstrom 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.