Hahnemühle round filters grade 589/2, 185 mm Ø, 100 pcs/pack

Ash-free round filter papers for quantitative analysis.
The round filters are made of highly refined cotton linters and cellulose; content over 95%, therefore high stability and durability.
Acid washed and neutralized with water. Free of minerals and metal ions, thus best suited for the determination of trace elements.For analytical applications, quantitative and/or gravimetric routine procedures in food control, beverage analysis and environmental monitoring.
Applications:
(hot precipitation)
Determination of sand content and flour type in food.
Beverage industry: determination of protein components of sausages and beers by magnesium sulfate precipitation.
Determination of nitrogen compounds by phosphomolybdenum precipitation.
Determination of carbohydrates by hydrolysis analysis of alkaline earth carbonates.
Cement industry: Blaine test (Regulations UNE 80-112-91 and EN-196-6) and other analyses performed on cement.
Analysis of galvanic baths: Brass, chromium, gold, silver, lead, copper.