chemfw
https://www.chemfw.com/products/calcium-chloride-dihydrate-anhydrous-cas-no-10043-52-4-10035-04-8/
1. Chemical Name: CALCIUM CHLORIDE
2. Molecular Formula: CaCl2、CaCl2·2H2O
3. Molecular Weight: 111
4. CAS: 10043-52-4
5. Character: Colorless cubic crystal, white or off-white, granular honeycomb, lumpy, round, irregular, granular, powdery, slightly toxic, odorless, slightly bitter, highly hygroscopic, easily deliguous and easily soluble in water when exposed to air, while releasing a large amount of heat, its aqueous solution is slightly acidic.