Lithium Acetate Dihydrate Reagent, CAS 6108-17-4, Item 303. Lithium Acetate is a salt formed from Lithium and Acetic acid. The Lithium Acetate formula is LiC2H3O2 and LiC2H3O2.2H2O in dihydrate form. Lithium Acetate has a molar mass of 65.98 g/mol-1 and a density of 1.26 g/cm3. Lithium Acetate's…