Appearance: white crystal molecular formula: In2(SO4)3.9H2O Specification: 99.99% min ... ,Zn,Cu,Al,Sb,As,Tl aa0.000 Typical Properties: White crystal, easily soluble in water, easily relieve damp. Specifications ItemIndexIn2(SO4 ... used in the configuration of indium plating solution. Indium Sulfate crystal powder