Description CAS#: 14452-39-2 | Formula: Al(ClO4)3.3H2O | Specifications: Aluminum content (%) 6.8 - 7.5 %, Chloride 0.01 % Max, Insoluble matter 0.01 % Max, Iron 0.01 % Max, pH (5% solution) (pH) 1 - 4 pH, Sulfate 0.005 % Max