Typical Properties - Quantitative Hardened Ashless Grades Grade Description ParticleRetentionin Liquid (?m) FiltrationSpeedHerzberg (s) AshContent+(%) TypicalThickness(?m) Basis Weight(g/m2) 540 Medium 8* 200 < 0.006 160 88 541 Fast 22* 34 < 0.006 155 82 542 Slow 2.7* 2510 < 0.006 150 93 + Ash is determined by ignition of the cellulose filter at 900
Quantitative Filter Papers - Hardened Ashless Grades |