Substance Information

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Aluminium hydroxide

EC / List no.: 244-492-7

CAS no.: 21645-51-2

Mol. formula: AlH3O3

formula
According to the notifications provided by companies to ECHA in REACH registrations no hazards have been classified.

This substance is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 1 000 000 to < 10 000 000 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: cosmetics and personal care products, coating products, inks and toners, fillers, putties, plasters, modelling clay, pharmaceuticals, adhesives and sealants, washing & cleaning products, lubricants and greases and polishes and waxes.
Release to the environment of this substance can occur from industrial use: formulation of mixtures and formulation in materials.
Other release to the environment of this substance is likely to occur from: indoor use (e.g. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners) and outdoor use.

Article service life

Release to the environment of this substance can occur from industrial use: formulation of mixtures, formulation in materials, manufacturing of the substance, in the production of articles and as an intermediate step in further manufacturing of another substance (use of intermediates).
Other release to the environment of this substance is likely to occur from: 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), outdoor use in long-life materials with low release rate (e.g. metal, wooden and plastic construction and building materials), indoor use (e.g. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners) and outdoor use.
This substance can be found in complex articles, with no release intended: electrical batteries and accumulators, vehicles and machinery, mechanical appliances and electrical/electronic products (e.g. computers, cameras, lamps, refrigerators, washing machines).
This substance can be found in products with material based on: paper (e.g. tissues, feminine hygiene products, nappies, books, magazines, wallpaper), fabrics, textiles and apparel (e.g. clothing, mattress, curtains or carpets, textile toys), rubber (e.g. tyres, shoes, toys) and leather (e.g. gloves, shoes, purses, furniture).

Widespread uses by professional workers

This substance is used in the following products: inks and toners, coating products, fillers, putties, plasters, modelling clay, washing & cleaning products, adhesives and sealants, cosmetics and personal care products, lubricants and greases and polishes and waxes.
This substance is used in the following areas: building & construction work, printing and recorded media reproduction, formulation of mixtures and/or re-packaging and agriculture, forestry and fishing.
This substance is used for the manufacture of: textile, leather or fur and wood and wood products.
Other release to the environment of this substance is likely to occur from: indoor use (e.g. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners) and outdoor use.

Formulation or re-packing

This substance is used in the following products: coating products, polymers, fillers, putties, plasters, modelling clay, leather treatment products, pH regulators and water treatment products and water treatment chemicals.
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, formulation in materials, in the production of articles, manufacturing of the substance and as an intermediate step in further manufacturing of another substance (use of intermediates).
Other release to the environment of this substance is likely to occur from: indoor use (e.g. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners), outdoor use, 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).

Uses at industrial sites

This substance is used in the following products: coating products, fillers, putties, plasters, modelling clay, polymers and washing & cleaning products.
This substance has an industrial use resulting in manufacture of another substance (use of intermediates).
This substance is used in the following areas: mining, building & construction work and formulation of mixtures and/or re-packaging.
This substance is used for the manufacture of: chemicals, furniture, plastic products and rubber products.
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), formulation of mixtures, manufacturing of the substance and in processing aids at industrial sites.
Other release to the environment of this substance is likely to occur from: indoor use (e.g. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners), outdoor use, 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) and outdoor use in long-life materials with low release rate (e.g. metal, wooden and plastic construction and building materials).

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 of mixtures, formulation in materials and in the production of articles.
Other release to the environment of this substance is likely to occur from: indoor use (e.g. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners), outdoor use, 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) and outdoor use in long-life materials with low release rate (e.g. metal, wooden and plastic construction and building materials).

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: 06/09/2023