Calcium Chloride 77% widely used in many fields. We are a leading ISO certified manufacturer in China. Molecular formula: CaCl2.2H2OMolecular weight: 110.99CAS No.: 10035-04-8EC No.: 233-140-8 Application: Calcium Chloride Dihydrate is a water soluble weighting agent for formulating solids-free completion and workover fluids and to provide the desired water phase activity in invert emulsion muds. ...