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A16346 Cobalt(II) chloride hexahydrate, 98%

CAS Number
Cobaltous chloride hexahydrate

Stock No. Size Price ($) Quantity Availability
A16346-18 50g 21.20
A16346-30 250g 63.80
A16346-0B 1000g 198.00
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Cobalt(II) chloride hexahydrate, 98%


Chemical Properties

Formula Weight
237.93 (129.84anhy)
Melting point
Storage & Sensitivity
Hygroscopic. Ambient temperatures.
Soluble in water, ether, acetone and alcohol.


Cobalt(II) chloride hexahydrate is widely used as a drying agent in painting and coloring agents for glass ceramics. It is an excellent indicator for water in dessicants as well as an indicator for silica gel dryer. It helps in electroplating. It acts as an inducer of HIF-1 production used to study apoptotic effects in HepG2 cells.


Incompatible with strong oxidizing agents and metals.

Literature References

Kimer, J. T.; Elliott, C. M. Are High-Potential Cobalt Tris(bipyridyl) Complexes Sufficiently Stable to Be Efficient Mediators in Dye-Sensitized Solar Cells? Synthesis, Characterization, and Stability Tests. J. Phys. Chem. C 2015, 119 (31), 17502-17514.

Parmentier, D.; Hoogerstraete, T. V.; Metz, S. J.; Binnemans, K.; Kroon, M. C. Selective Extraction of Metals from Chloride Solutions with the Tetraoctylphosphonium Oleate Ionic Liquid. Ind. Eng. Chem. Res. 2015, 54 (18), 5149-5158.

GHS Hazard and Precautionary Statements

Hazard Statements: H302-H317-H332-H334-H341-H350i-H360F

Harmful if swallowed. May cause an allergic skin reaction. Harmful if inhaled. May cause allergy or asthma symptoms or breathing difficulties if inhaled. Suspected of causing genetic defects. May cause cancer by inhalation. May damage fertility.

Precautionary Statements: P201-P202-P260-P264b-P270-P271-P272-P280g-P281-P285-P301+P312-P302+P352-P304+P340-P308+P313-P330-P333+P313-P342+P311-P363-P501c

Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Do not breathe dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Contaminated work clothing should not be allowed out of the workplace. Wear protective gloves. Use personal protective equipment as required. In case of inadequate ventilation wear respiratory protection. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF exposed or concerned: Get medical advice/attention. Rinse mouth. If skin irritation or rash occurs: If experiencing respiratory symptoms: Call a POISON CENTER or doctor/physician. Wash contaminated clothing before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Hazard Class
Packing Group
Harmonized Tariff Code


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