Cobalt Chloride

Synonyms: ...,

CAS Number: 7646-79-9 (anhydrous) --16544-92-6 (dihydrate) -- 7791-13-1 (hexahydrate),

Molecular Weight: 129.84 -- 165.87 -- 237.93,

Chemical Formula: CoCl2 -- CoCl2-2H2O -- CoCl2-6H2O,

EINECS EC Number: 231-589-4,

FEMA: ...

Cobalt Chloride Hexahydrate Analytical Reagent Grade Specifications

Cobaltous Chloride Hexahydrate
CoCl2 . 6H2O
Formula Wt 237.93
CAS Number 7791-13-1

REQUIREMENTS
Assay: 98.0-102.0%  CoCl2 · 6H2O

MAXIMUM ALLOWABLE
Insoluble matter: 0.01%
Nitrate (NO3): 0.01%
Sulfate (SO4): 0.01%
Ammonium (NH4): 0.005%
Calcium (Ca): 0.005%
Copper (Cu): 0.002%
Iron (Fe): 0.005%
Magnesium (Mg): 0.005%
Nickel (Ni): 0.1%
Potassium (K):0.01%
Sodium (Na): 0.05%
Zinc (Zn): 0.03%