‘Black Ribbon Filter’ – the established standard in quantitative analysis for
the filtration of coarse precipitates (class 2a acc. to DIN 53 135). Ashless
filter paper with very high flow rate. Used for many quantitative standard
methods, especially for gravimetric applications (e.g., determination of the ash
content in foodstuffs), or for the Blaine test in the cement industry. Also
available prepleated as Grade 589/1 1/2.
|10300143||Grade 589/2 1/2 folded filters, 110 mm, 100/pk|