icons8-lab-64

Welcome to Hanker Scientific

Filter Papers, Grade 4

22 μm,Grade 4 filter paper is a standard grade filter paper used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. Grade 4 filter paper is extremely fast filter paper with excellent retention of coarse particles and gelatinous precipitates such as ferric hydroxide and aluminum hydroxide.Very useful as a rapid filter for routine clean-up of biological fluids or organic extracts during analysis. These cellulose filters are used in qualitative analytical techniques to determine and identify materials.

Diameter, mm 90, 110, 125, 150, 185, 215, 240
Qty / Pack 100