Zinc bromide CAS#7699-45-8
Excellent Solubility：Easily soluble in water and various organic solvents, enabling broad applicability in chemical, pharmaceutical, and industrial processes.
High Thermal Stability：Features a high melting and boiling point, ensuring reliable performance under high-temperature conditions.
Wide Industrial Versatility：Suitable for use in chemical analysis, pharmaceuticals, photography, synthetic fiber treatment, oilfield fluids, and battery electrolytes.
Functional Performance in Specialized Applications：Plays a key role in photographic emulsions and nuclear reaction window protection, demonstrating strong technical value.
White, deliquescent, crystalline powder. Relative density 4.5. Melting point 394℃. Boiling point 650℃. Heat of vaporization 118 kJ/mol; heat of fusion 16.70 kJ/mol. Refractive index 1.5452 (20℃). Easily soluble in water, alcohol, ether, and acetone; alkali metal hydroxides are soluble in chemical book solutions.
Uses
Chemical analysis reagent. Photographic emulsion. Pharmaceutical industry. Also used as a post-treatment agent for synthetic fibers. Used as a good completion fluid and cementing fluid in marine oilfields, battery electrolyte, etc. Used in the pharmaceutical industry and photography for nuclear reaction window protection. Prepared to produce silver bromide colloidal emulsions for photography.
Zinc bromide Chemical Properties
| Melting point | 394 °C (lit.) |
| Boiling point | ~670 °C/1 atm (lit.) |
| Density | 4.22 |
| Refractive index | 1.5452 |
| Fp | 650°C |
| Storage temp. | Store below +30°C. |
| Solubility | Soluble in alcohol, ether, acetone and tetrahydrofuran. |
| Form | beads |
| Color | White to pale cream |
| Specific Gravity | 4.2012 |
| PH | 4 (H2O, 20℃)(saturated solution) |
| Water Solubility | soluble, 447 g/100 mL (20 ºC) |
| Sensitive | Hygroscopic |
| Merck | 141,029 |
| Stability | Stable. Forms explosive mixtures with sodium and potassium. Protect from moisture. |
| CAS DataBase Reference | 7699-45-8(CAS DataBase Reference) |
| NIST Chemistry Reference | Zinc dibromide(7699-45-8) |
| EPA Substance Registry System | Zinc bromide (77699-45-8) |
Safety Information
| Hazard Codes | C,N |
| Risk Statements | 34-50/53-50-51/53-43-22 |
| Safety Statements | 26-36/37/39-45-60-61-29 |
| RIDADR | UN 3260 8/PG 3 |
| WGK Germany | 3 |
| RTECS | ZH1150000 |
| F | 3-21 |
| TSCA | Yes |
| HS Code | 2827 59 00 |
| HazardClass | 8 |
| PackingGroup | II |
| Hazardous Substances Data | 7699-45-8(Hazardous Substances Data) |
