13455-25-9
Name | COBALT(II) CHROMATE |
CAS | 13455-25-9 |
EINECS(EC#) | 236-651-4 |
Molecular Formula | CoCrO4 |
MDL Number | MFCD00053962 |
Molecular Weight | 174.93 |
MOL File | 13455-25-9.mol |
Chemical Properties
Appearance | Brown or yellowish-brown powder. Variable composition. (Pure cobaltous chromate is CoCrO 4, gray-black crystals.) Soluble in mineral acids and solutions of chromium trioxide; insoluble in water. |
solubility | Soluble in alkali and ammomium hydroxide |
form | Lumps |
color | blue-green cubic crystals, crystalline |
Exposure limits | ACGIH: TWA 0.02 mg/m3 OSHA: Ceiling 0.1 mg/m3 NIOSH: IDLH 15 mg/m3; TWA 0.0002 mg/m3 |
Uses | |
EPA Substance Registry System | Chromic acid (H2CrO4), cobalt(2+) salt (1:1) (13455-25-9) |