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Cobalt(II) hydroxide Structure

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

MSDS

Usage And Synthesis

Preparation Products And Raw materials

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