Cytiva's Whatman™ Grade 43 Quantitative Filter Paper, Ashless

Cytiva's Whatman™ Grade 43 ashless filter paper is intermediate in retention between Grade 40 and 41 and twice as fast as Grade 40. Typical applications include foodstuffs analysis; soil analysis; particle collection in air pollution monitoring for subsequent analysis by XRF techniques; and inorganic analysis in the construction mining and steel industries. Retention: 16µm.