Substance Information

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REACH Registration data can be found in the new ECHA CHEM database. The old ‘Registered substance factsheets’ will be available on this web site during the transition period but have not been updated since 19 May 2023. More

 

Cobalt dihydroxide

EC / List no.: 244-166-4

CAS no.: 21041-93-0

Mol. formula: CoH2O2

formula
GHS08: Serious Health Hazard GHS07: Health hazard GHS06: Acute Toxicity GHS09: Hazardous to the Environment

Danger! According to the classification provided by companies to ECHA in REACH registrations this substance is fatal if inhaled, may cause cancer by inhalation, is very toxic to aquatic life, is toxic to aquatic life with long lasting effects, is harmful if swallowed, causes serious eye irritation, may cause an allergic skin reaction and may cause allergy or asthma symptoms or breathing difficulties if inhaled.

At least one company has indicated that the substance classification is affected by impurities or additives.

  • C

A majority of data submitters agree this substance is Carcinogenic

  • R

A majority of data submitters agree this substance is Toxic to Reproduction

  • Ss

A majority of data submitters agree this substance is Skin sensitising

  • Sr

A majority of data submitters agree this substance is Respiratory sensitising

This substance is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 100 000 to < 1 000 000 tonnes per annum.

This substance is used by consumers, in articles, by professional workers (widespread uses), in formulation or re-packing, at industrial sites and in manufacturing.

This substance is used by consumers, in articles, by professional workers (widespread uses), in formulation or re-packing, at industrial sites and in manufacturing.

Consumer Uses

This substance is used in the following products: coating products.
Other release to the environment of this substance is likely to occur from: indoor use and outdoor use resulting in inclusion into or onto a materials (e.g. binding agent in paints and coatings or adhesives).

Article service life

Release to the environment of this substance can occur from industrial use: industrial abrasion processing with low release rate (e.g. cutting of textile, cutting, machining or grinding of metal).
Other release to the environment of this substance is likely to occur from: outdoor use in long-life materials with low release rate (e.g. metal, wooden and plastic construction and building materials) and indoor use in long-life materials with low release rate (e.g. flooring, furniture, toys, construction materials, curtains, foot-wear, leather products, paper and cardboard products, electronic equipment).
This substance can be found in complex articles, with no release intended: electrical batteries and accumulators, machinery, mechanical appliances and electrical/electronic products (e.g. computers, cameras, lamps, refrigerators, washing machines) and vehicles.
This substance can be found in products with material based on: metal (e.g. cutlery, pots, toys, jewellery), rubber (e.g. tyres, shoes, toys) and wood (e.g. floors, furniture, toys).

Widespread uses by professional workers

This substance is used in the following products: fertilisers, coating products and inks and toners.
This substance is used in the following areas: agriculture, forestry and fishing.
Other release to the environment of this substance is likely to occur from: outdoor use and indoor use.

Formulation or re-packing

This substance is used in the following products: fertilisers, coating products, metal surface treatment products, inks and toners, polymers and semiconductors.
This substance has an industrial use resulting in manufacture of another substance (use of intermediates).
Release to the environment of this substance can occur from industrial use: formulation of mixtures, manufacturing of the substance, as an intermediate step in further manufacturing of another substance (use of intermediates) and formulation in materials.

Uses at industrial sites

This substance is used in the following products: metal surface treatment products, polymers, adhesives and sealants and coating products.
This substance has an industrial use resulting in manufacture of another substance (use of intermediates).
This substance is used in the following areas: formulation of mixtures and/or re-packaging.
This substance is used for the manufacture of: chemicals, fabricated metal products, electrical, electronic and optical equipment and mineral products (e.g. plasters, cement).
Release to the environment of this substance can occur from industrial use: in the production of articles, as an intermediate step in further manufacturing of another substance (use of intermediates) and manufacturing of the substance.

Manufacture

Release to the environment of this substance can occur from industrial use: manufacturing of the substance, as an intermediate step in further manufacturing of another substance (use of intermediates), formulation in materials, formulation of mixtures and in the production of articles.

The InfoCard summarises the non-confidential data on substances as held in the databases of the European Chemicals Agency (ECHA), including data provided by third parties. The InfoCard is automatically generated. Information requirements under different legislative frameworks may therefore not be up–to–date or complete. Substance manufacturers and importers are responsible for consulting official publications. This InfoCard is covered by the ECHA Legal Disclaimer.

ECHA logo about INFOCARD - Last updated: 29/12/2023