With less than 0.01% ash, Cytiva's Whatman Grade 589/1 filter papers can be used for the Blaine test in the cement industry and as an ash content test filter for foodstuffs.
Herzberg filtration speed of 50 s*
Black ribbon filter’ for fast filtration of coarse precipitates
High purity (< 0.01% ash)
Blaine test and ash content test compatible
Also available prepleated as Grade 589/1 ½
*The time taken to filter 100 ml water (20°C) through a filter area of 10 cm² at a constant pressure of 5 cm water column
Blaine test filter paper
Whatman Grade 589/1 filter papers from Cytiva's business are designed for fast filtration of coarse precipitates in support of tests such as cement fineness measurement in a standard Blaine test or determination of the ash content in foodstuffs.
Looking for a filter paper, membrane filter, or syringe filter? Let Cytiva help you find the optimal filter for your needs to ensure reliable analysis.
