Qualitative Filter Paper Circles,2-Box 9cm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Set of 2 x 100 Pcs (200, 9cm)
GRADE 1 : 18cm - Equivalent to Whatman qualitative grade 1, standard lab filter paper (180mm)
LAB FILTER - Routinely used in lab to determine fat content, extract solids and clarify liquids
CHEMISTRY CLASS - Filter paper can teach basic qualitative separations and paper chromatography
AIR FILTRATION - Collect medium particles for pollution monitoring
MEDIUM RETENTION / MEDIUM FLOW - Retains medium crystalline particles (10~15 micron)
Description
LAB FILTER - Routinely used in lab to determine fat content, extract solids and clarify liquids CHEMISTRY CLASS - Filter paper can teach basic qualitative separations and paper chromatography AIR FILTRATION - Collect medium particles for pollution monitoring MEDIUM RETENTION / MEDIUM FLOW - Retains medium crystalline particles (10~15 micron)