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Cobalt(2+) hydroxide Cobalt(II) hydroxide Cobaltous hydroxide
Cobalt(II) hydroxide Chemical Properties |
Melting point | °Cd ec.) |
density | 3.597 g/mL at 25 °C(lit.) |
vapor pressure | 0Pa at 20℃ |
storage temp. | Inert atmosphere,Room Temperature |
solubility | slightly soluble in H2O; soluble in acid solutions |
form | Powder |
Specific Gravity | 3.597 |
color | Pink to purple |
PH | 9.15(1 mM solution);9.15(10 mM solution);9.15(100 mM solution) |
Water Solubility | Soluble in acids and ammonia. Very slightly soluble in water. Insoluble in dilute alkalis. |
Sensitive | Air Sensitive |
Merck | 14,2442 |
Solubility Product Constant (Ksp) | pKsp: 14.23 |
Exposure limits | ACGIH: TWA 0.02 mg/m3 |
Stability: | Stability |
CAS DataBase Reference | 21041-93-0(CAS DataBase Reference) |
EPA Substance Registry System | Cobalt hydroxide (Co(OH)2) (21041-93-0) |
Safety Information |
Hazard Codes | Xn,N |
Risk Statements | 20/21/22-36/37/38-50/53-42/43-40-20/22 |
Safety Statements | 26-37/39-36 |
RIDADR | UN 3077 9 / PGIII |
WGK Germany | 3 |
RTECS | GG0904500 |
TSCA | Yes |
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