1.Water Treatment Aluminium Sulphate 2.Ferric and non-ferric 15.8% ; 16%; 17% 3. ... ISO Certificated 4.HS Code:2833220000 Product name : aluminium sulphate Molecular Formula:Al2(SO4)3 Purity: Al2O3 15.8% 16 ... , %≤0.0005Pb, %≤0.002Water Insolubles, %≤0.15Grain size,≤15mm Aluminium Sulphate Powder ItemStandardAl2O3,%≥15.8Fe, %≤0.005 /0.5Ph value,≥3 ...