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Description

Cobalt chloride hexahydrate (CAS 7791-13-1 ), also known as cobalt (II) chloride hexahydrate, is an inorganic cobalt salt supplied as a distinctive pink-to-red crystalline solid. It functions across industrial chemistry as a catalyst precursor, colorant, and surface treatment agent, with demand driven by its reactivity and solubility in aqueous and polar systems. In electroplating and surface finishing, it is used to deposit cobalt-containing layers that improve hardness and corrosion resistance on metal substrates for various industrial applications. Textile and leather processors apply it as a dye mordant, fixing colorants to fiber and improving wash fastness in finished goods to ensure long-lasting color quality and durability. Agricultural formulations incorporate it as a cobalt micronutrient source in fertilizers and animal feed supplements where cobalt deficiency must be corrected for optimal livestock health. In catalyst manufacturing, it serves as a precursor for hydrodesulfurization and Fischer-Tropsch catalysts, where controlled cobalt loading on support materials is critical to performance. Cobalt chloride hexahydrate is supplied as pink crystalline powder or granules. Standard commercial grades include technical, reagent, and laboratory-grade material for diverse uses. Purity levels typically range from 97% to 99%+. Packaging ranges from small drums to bulk quantities depending on specific application requirements and logistical needs of the client. Contact us for supply of Cobalt chloride hexahydrate Request Quote

Other Names (Synonyms)

Cobalt dichloride hexahydrate | cobalt chloride hydrate | cobalt (II) chloride hexahydrate | Chlorek cobaltawy | Cobaltous chloride, hexahydrate | Chlorek cobaltawy [Polish] | Cobalt chloride (CoCl2), hexahydrate | Cobalt(2+) chloride hexahydrate

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point86 °C
Boiling Point1049 °C
Density3.35
AppearanceBlue crystalline powder
ColorRed-purple
Odorat 100.00?%. odorless
FormSolid
Water SolubilitySoluble in water, ether, acetone and alcohol.
Vapor Pressure40 mm Hg ( 0 °C)
pH4.9 (50g/l, H2O, 25℃)
Log P-1.380 (est)

Safety & Handling

Danger
GHS05· CorrosiveGHS07· IrritantGHS08· Health HazardGHS09· Environment

Hazard Statements

H302Harmful if swallowed
H317May cause an allergic skin reaction
H318Causes serious eye damage
H332Harmful if inhaled
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H341Suspected of causing genetic defects
H350May cause cancer
H360May damage fertility or the unborn child
H372Causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects H302+
H332Harmful if swallowed or if inhaled

Precautionary Statements

P203Obtain, consult and follow expert instructions for use.
P233Keep container tightly closed.
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P272Contaminated work clothing should not be allowed out of the workplace.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P284In case of inadequate ventilation wear respiratory protection.
P317Get emergency medical help.
P318IF exposed or concerned, get medical advice.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P391Collect spillage.
P403Store in a well-ventilated place.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P317Get emergency medical help.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P316Get emergency medical help immediately.
P364Take off contaminated clothing and wash it before reuse.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code28273400
UN Number3260
ADR Class8
Packing GroupII
Storage Class6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects
WGK (Germany)2