Common Name: Calcium bromide English Name: Calcium bromide CAS Number: 7789-41-5 EINECS: 232-164-6 Molecular Formula: Br?Ca Molecular Weight: 199.88600 Density: 3.353 g/mL Boiling Point: 806-812°C Melting Point: 730°C Flash Point: 806-812°C Appearance: White powder Solubility: Soluble in ethanol, acetone, and acids; slightly soluble in methanol and liquid ammonia Uses: 1. Primarily used as completion fluid, cementing fluid, and workover fluid in offshore oil drilling. 2. Used as a central nervous system depressant in medicine, for oil drilling, and in the production of ammonium bromide, photosensitive paper, fire extinguishing agents, refrigerants, etc. 3. Used as an analytical reagent and in the photographic and pharmaceutical industries.