Chinese name: anhydrous chromium trichloride
English name:Chromium(III) chloride
CAS: 10025-73-7
EINECS number: 233-038-3
Molecular formula: Cl3Cr
MDL number: MFCD00010948
Molecular weight: 158.36
category
Inorganic chemicals: metal chlorides and salts
Appearance properties: rose purple flake crystal, easy deliquation.
Appearance: purple monoclinic crystal. Soluble in water, ethanol, slightly soluble in acetone, insoluble in ether.
Solubility: Insoluble in water, acid, alcohol, acetone, carbon disulfide.
Melting point: 1152 °C
Boiling point: 1300°C
Density: 2.87 g/mL at 25 °C(lit.)
Vapor pressure: 0.001Pa at 20℃
Storage: Store below +30°C.
Solubility: slightly soluble in H2O
Shape: flakes
Specific gravity: 2.87
Color: Violet
Soluble in alcohol, water.
Sensitivity: hygroscopicity
Merck: 14,2222
Exposure limit: NIOSH: IDLH 25 mg/m3; TWA 0.5mg /m3
Stability: hygroscopicity
LogP-3: at 20℃
use
Mainly used as mordant and catalyst