... -17 Fe, % max 0.5 PH, % min 3 3 Water Insolubles,%max0.15 Aluminium Sulphate Aluminium sulphate, drinking water ... blocky Aluminium sulphate, granular Aluminium sulphate, PowderMolecular formula: [Al2(SO4)3·18H2O]Properties:White crystalline, easily soluble in water, not soluble ... mm,≤15 (Flaky)15 (Flaky)10-100 mesh15 (Flaky)2-5UsagePapermaking, printing and dye, tanning leather, fire-fighting equipment ...