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Indium(III) sulfate (In2(SO4)3) is a sulfate salt of the metal indium. It is a sesquisulfate, meaning that the sulfate group occurs 1 1/2 times as much as the metal.
I 1245 (OTTO) Indium sulphate, 98% Cas no 13464-82-9 - used to electroplate indium metal, as a hardening agent in gold electroplating or to prepare other indium containing substances such as copper indium selenide.