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Sigma-Aldrich

Cobalt(II) chloride hexahydrate

≥97%

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Synonym(s):
Cobaltous chloride hexahydrate
Linear Formula:
CoCl2 · 6H2O
CAS Number:
Molecular Weight:
237.93
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

vapor pressure

40 mmHg ( 0 °C)

Quality Level

Assay

≥97%
97.0-102.0% (KT)

form

solid

anion traces

nitrate (NO3-): ≤0.01%
sulfate (SO42-): ≤0.007%

cation traces

Fe: ≤0.005%
Ni: ≤0.15%
Pb: ≤0.002%
Zn: ≤0.05%

SMILES string

O.O.O.O.O.O.Cl[Co]Cl

InChI

1S/2ClH.Co.6H2O/h2*1H;;6*1H2/q;;+2;;;;;;/p-2

InChI key

GFHNAMRJFCEERV-UHFFFAOYSA-L

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This Item
255599C8661202185
Cobalt(II) chloride hexahydrate BioReagent, suitable for cell culture, suitable for insect cell culture

Sigma-Aldrich

C8661

Cobalt(II) chloride hexahydrate

Essential+ Grade
assay

≥97%, 97.0-102.0% (KT)

assay

98%, 98.0-102.0% (ACS specification)

assay

-

assay

-

form

solid

form

powder, crystals or chunks

form

powder

form

crystals or chunks

anion traces

nitrate (NO3-): ≤0.01%, sulfate (SO42-): ≤0.007%

anion traces

nitrate (NO3-): ≤0.01%, sulfate (SO42-): ≤0.01%

anion traces

-

anion traces

-

cation traces

Fe: ≤0.005%, Ni: ≤0.15%, Pb: ≤0.002%, Zn: ≤0.05%

cation traces

Ca: ≤0.005%, Cu: ≤0.002%, Fe: ≤0.005%, K: ≤0.01%, Mg: ≤0.005%, Na: ≤0.05%, Ni: ≤0.1%, Zn: ≤0.03%

cation traces

-

cation traces

-

Quality Level

100

Quality Level

-

Quality Level

-

Quality Level

-

Application

Cobalt (II) chloride finds applications in electroplating and catalyst preparation. It is also used as precursor for synthesis of electrode materials for lithium ion batteries.

Analysis Note

Substances not precipitated by ammonium sulfide (as sulphates) ≤ 0.3 %

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Dam. 1 - Muta. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1

Storage Class Code

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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