... Product name : aluminium sulphate Molecular Formula:Al2(SO4)3 Purity: Al2O3 15.8% 16% 17% Size: Flake,Granules,Lump,Powder CAS NO. 10043 ... .0As, %≤0.0005Pb, %≤0.002Water Insolubles, %≤0.15Grain size,≤15mm Aluminium Sulphate Powder ItemStandardAl2O3,%≥15.8Fe, %≤0.005 /0.5Ph value,≥3.0Water ...