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7789-43-7
CoBr2
273500PD
99.99%
- 100 mesh approx
232-166-7
Class 9
UN3077
PG III
Characteristic
Cobalt(II) bromide (CoBr2) is an inorganic compound. In its anhydrous form, it is a green solid that is soluble in water, used primarily as a catalyst in some processes.
Chemical formula:CoBr2, CoBr2.6H2O, CoBr2.2H2O
Molar mass 218.7412 g/mol (anhydrous)
326.74 g/mol (hexahydrate)
Appearance:Bright green crystals (anhydrous)
Red-purple crystals (hexahydrate)
Density 4.909 g/cm3 (anhydrous)
2.46 g/cm3 (hexahydrate)
Melting point:678 °C (1,252 °F; 951 K) (anhydrous)
47 °C (hexahydrate)
Solubility in water: anhydrous: 66.7 g/100 mL (59 °C)
68.1 g/100 mL (97 °C)
hexahydrate:113.2 g/100 mL (20 °C)
Crystal structure:Rhombohedral, hP3
Application
Used in cobalt smelting and also as a mordant.
Characteristic
Cobalt(II) bromide (CoBr2) is an inorganic compound. In its anhydrous form, it is a green solid that is soluble in water, used primarily as a catalyst in some processes.
Chemical formula:CoBr2, CoBr2.6H2O, CoBr2.2H2O
Molar mass 218.7412 g/mol (anhydrous)
326.74 g/mol (hexahydrate)
Appearance:Bright green crystals (anhydrous)
Red-purple crystals (hexahydrate)
Density 4.909 g/cm3 (anhydrous)
2.46 g/cm3 (hexahydrate)
Melting point:678 °C (1,252 °F; 951 K) (anhydrous)
47 °C (hexahydrate)
Solubility in water: anhydrous: 66.7 g/100 mL (59 °C)
68.1 g/100 mL (97 °C)
hexahydrate:113.2 g/100 mL (20 °C)
Crystal structure:Rhombohedral, hP3
Application
Used in cobalt smelting and also as a mordant.
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