... Aluminium Sulphate 2.Ferric and non-ferric 15.8% ; 16%; 17% 3.ISO Certificated 4.HS Code:2833220000 Product name : aluminium ... Molecular Formula:Al2(SO4)3 Purity: Al2O3 15.8% 16% 17% Size: Flake,Granules,Lump,Powder CAS NO. 10043-01-3Granularity ... Insolubles, %≤0.15Grain size,≥10mesh -100mesh Non ferric aluminium sulphate 17.0%