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coal and coke
This is a fast filtering grade for gravimetric analysis of coarse particles and gelatinous precipitates (i
Grade 74 is also used as a high purity filter for speedy filtering of trace elements such as silver chromate
zinc and ammonium hydroxides
This grade uses the same acid-treated glass microfiber media as Grade 193
Quantitative Filter Paper - 0740-1250 - Grade 74, 12.50cm 4.70cm coal and cokeAhlstrom Munksj 74 2. 0 m, Medium Speed This grade has medium flow rate and good particle retention and is the most commonly used acid washed filter. Grade 74 covers a wide range of general ashless filtration applications. It is used for gravimetric analysis of numerous components (e. g.: cements, copper, clay, bismuth, silicon, iron) found in heavy industries such as construction, mining or steel. Grade 74 is also used as a high purity filter for
