Ahlstrom 0940-1100 Quantitative Filter Paper Circle, 1.5 Micron, Slow Flow, Grade 94, 11cm Diameter (Pack of 100)

Ahlstrom manufactures a series of extremely high purity, acid washed filter papers designed for use in analytical and gravimetric analysis. The quantitative grades are manufactured from top quality cotton linters using ultra-pure, reverse-osmosis water and are further treated with dilute acid to remove any remaining organic and inorganic impurities. All quantitative grades are manufactured in a strictly controlled environment that ensures high uniformity and high purity from filter to filter. Bulk packaging. These standard ashless grades are high purity filter papers suitable for routine quantitative gravimetric techniques and in the preparation of samples for use in analysis involving instrumental techniques. This is an extremely fine retention filter for critical gravimetric analysis of very fine particles such as barium and lead sulfates, stannic and nickel sulfide, calcium oxalate and calcium fluoride. 1.5 micrometer retention. 1724 sec/100mls Filtration speed herzberg. 4 mls/min Filtration speed rapidity . Medium loading capacity.

• GR94 Filter Paper Circles^ 11cm diameter circles
• Quantitative, Ashless Filter Paper
• Slow filt
• speed & abs
• Weight 95g/m2, Thickness 0