Potassium hexacyanocobaltate(III) Chemical Properties

Melting point:

decomposes, forming olive green mass [MER06]

Density 

1.878 g/mL at 25 °C (lit.)

storage temp. 

Keep in dark place,Inert atmosphere,Room temperature

solubility 

very soluble in H2O; insoluble in ethanol

form 

Crystalline Solid

Specific Gravity

1.906

color 

Slightly yellow to light brown

Water Solubility 

soluble

Sensitive 

Light Sensitive

Merck 

14,7637

Exposure limits

ACGIH: TWA 0.02 mg/m3
NIOSH: IDLH 25 mg/m3

Stability:

Stable. Incompatible with strong oxidizing agents.

CAS DataBase Reference

13963-58-1(CAS DataBase Reference)

EPA Substance Registry System

Cobaltate(3-), hexakis(cyano-.kappa.C)-, tripotassium, (OC-6-11)- (13963-58-1)

Safety Information

Hazard Codes 

T,Xn

Risk Statements 

23/24/25-33-32-22

Safety Statements 

28-36/37-45-7/9-24/25

RIDADR 

UN 1588 6.1/PG 2

WGK Germany 

3

RTECS 

GF9470000

TSCA 

Yes

HazardClass 

6.1(b)

PackingGroup 

III

HS Code 

28419000

Toxicity

mouse,LD50,oral,1529mg/kg (1529mg/kg),Journal of Pharmaceutical Sciences. Vol. 52, Pg. 59, 1963.

MSDS

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Potassium hexacyanocobaltate(III) Usage And Synthesis

Chemical Properties

moist light yellow crystals

Uses

It is applied in formation of a xerogel via a cyanogel, the gel has potential use in solid-state gas sensors. It is also used as reagent.

Purification Methods

Crystallise it from water to remove traces of HCN. Its solubility in 87-88% EtOH is 1 in 7500 at 20o. [Glemser in Handbook of Preparative Inorganic Chemistry (Ed. Brauer) Academic Press Vol II p 1542 1965.]

Potassium hexacyanocobaltate(III)(13963-58-1)Related Product Information

• Potassium cyanate
• Cobalt
• POTASSIUM CYANIDE
• Potassium hexacyanocobaltate(III)
• COBALT(II) CYANIDE