Lithium CarbonateMolecular Formula: Li2CO3 Molecular Weight: 73.89 CAS No.: 554-13-2 Physical Characters: It is characterized as white powder. Specifications: Parameter:Specification Minimum MaximumLi2CO399.0%CaO ≤0.05%Na2O ≤0.2%Fe2O3≤0.003%CL ≤0.005%ALKALINITY≤0.04%Water insoluble ≤0.01%H2O ≤0.5% Usage: Used in producing glass. Package: 40kg net in drum with double plastic bag inside.