Cobalt carbonate

CAS Number
513-79-1
EC Number
208-169-4
Chemical Formula
CH2O3.Co
Molecular Weight
118.942 g/mol

Description

Cobalt carbonate (CAS 513-79-1), also known as cobaltous carbonate, is an inorganic cobalt salt used across metallurgical, catalytic, and coating applications. It functions primarily as a cobalt source in processes where controlled reactivity is required. In the mining and metals industry, it serves as a precursor for producing cobalt oxides, cobalt powders, and hard metal alloys used in cutting tools. These materials are essential for manufacturing wear-resistant components and industrial machinery.

Coatings and pigment manufacturers use it to introduce cobalt into ceramic glazes, glass colorants, and drying agents for alkyd-based paints. This ensures consistent coloration and improved drying times in various industrial finishing processes. As a catalyst precursor, it is calcined or reduced to generate active cobalt species for hydroprocessing and Fischer-Tropsch synthesis. This makes it a vital component in modern petrochemical and fuel production technologies.

Water treatment applications utilize its pH-buffering capacity to stabilize process streams where cobalt dosing is required. This application is critical for maintaining chemical balance in specialized industrial water systems. The product is supplied as a fine pink to violet powder in both technical and reagent grades. Purity specifications typically range from 99% for laboratory uses down to technical grades suited for metallurgical processing.

Our material meets rigorous quality benchmarks, including USP and ACS standards where applicable for high-purity requirements. Packaging is available in small drums through to bulk quantities depending on your specific needs.

Other Names (Synonyms)

cobaltous carbonate|Cobalt(2+) carbonate|Cobalt spar|Cobalt monocarbonate|Cobalt carbonate (1:1)|Carbonic acid, cobalt(2+) salt|Cobalt(2+) carbonate (CoCO3)

Key Technical Features

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

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Physical Properties

Melting Point decomposes [KIR79]
Density 4.2 g/cm³
Appearance Violet Powder
Color Pink
Form Powder
Water Solubility Insoluble in water, alcohol and methyl acetate.
Vapor Pressure 0Pa at 20℃

Documentation

Safety & Handling Learn More

Danger
GHS08· Health Hazard GHS09· Environmental Hazard GHS07· Irritant

Hazard Statements

H302 Harmful if swallowed
H315 Causes skin irritation
H317 May cause an allergic skin reaction
H319 Causes serious eye irritation

Precautionary Statements

P203 Obtain, consult and follow expert instructions for use.
P233 Keep container tightly closed.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

Trade & Regulatory

HS Code 28369930
WGK (Germany) 3
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