Lith™ Li2SO4 Lithium Sulfate is used across a range of technical industries. It accelerates setting time in high alumina cements, is used as an additive in special glasses and photographic developing solutions, and is a catalyst in various polymer reactions. It is also the main component of electrolytes in large-scale battery formulations for grid storage applications. Available Grades: Anhydrous Technical, Monohydrate Industrial Grade, Monohydrate Technical, Monohydrate ACS and 20% Solution is a clear aqueous solution.