... 16% 17% Size: Flake,Granules,Lump,Powder CAS NO. 10043-01-3Granularity: flaky (15mm and less) and powdery (2mm and less ... size,≤15mm2---5mm Non-ferric LevelITEMSTANDARDAl2O3,%≥16Fe, %≤0.005Ph value,≥3.0As, %≤0.0005Pb, %≤0.002Water Insolubles, %≤0.15Grain ... 15mmAluminium Sulphate PowderItemStandardAl2O3,%≥15.8Fe, %≤0.005 /0.5Ph value,≥3.0Water Insolubles, %≤0.15Grain size,≥10mesh -100mesh Non ferric ...