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

 

Sodium dithionite

EC / List no.: 231-890-0

CAS no.: 7775-14-6

Mol. formula:

No image available
GHS02: Flammable GHS07: Health hazard

Danger! According to the harmonised classification and labelling (CLP00) approved by the European Union, this substance is self-heating and may catch fire and is harmful if swallowed.

Additionally, the classification provided by companies to ECHA in REACH registrations identifies that this substance causes serious eye irritation and causes skin irritation.

This substance is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 10 000 to < 100 000 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: textile treatment products and dyes, photo-chemicals and pharmaceuticals.
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 as reactive substance.

Article service life

Release to the environment of this substance can occur from industrial use: formulation of mixtures, as an intermediate step in further manufacturing of another substance (use of intermediates), as processing aid, in processing aids at industrial sites and manufacturing of the substance.
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 products with material based on: fabrics, textiles and apparel (e.g. clothing, mattress, curtains or carpets, textile toys), leather (e.g. gloves, shoes, purses, furniture), paper (e.g. tissues, feminine hygiene products, nappies, books, magazines, wallpaper), metal (e.g. cutlery, pots, toys, jewellery), rubber (e.g. tyres, shoes, toys) and plastic (e.g. food packaging and storage, toys, mobile phones).

Widespread uses by professional workers

This substance is used in the following products: pH regulators and water treatment products, leather treatment products, paper chemicals and dyes, textile treatment products and dyes, water treatment chemicals, metal surface treatment products, photo-chemicals, polishes and waxes and washing & cleaning products.
This substance is used in the following areas: mining, printing and recorded media reproduction, health services, municipal supply (e.g. electricity, steam, gas, water) and sewage treatment and scientific research and development.
This substance is used for the manufacture of: pulp, paper and paper products, food products and textile, leather or fur.
Release to the environment of this substance can occur from industrial use: as processing aid, as an intermediate step in further manufacturing of another substance (use of intermediates) and manufacturing of the substance.
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).

Formulation or re-packing

This substance is used in the following products: pH regulators and water treatment products, leather treatment products, textile treatment products and dyes, water treatment chemicals, laboratory chemicals, pharmaceuticals, washing & cleaning products, photo-chemicals and polishes and waxes.
Release to the environment of this substance can occur from industrial use: formulation in materials and formulation of mixtures.

Uses at industrial sites

This substance has an industrial use resulting in manufacture of another substance (use of intermediates).
This substance is used in the following areas: mining, formulation of mixtures and/or re-packaging and printing and recorded media reproduction.
This substance is used for the manufacture of: chemicals, pulp, paper and paper products, food products, textile, leather or fur, rubber products and plastic products.
Release to the environment of this substance can occur from industrial use: as processing aid, as an intermediate step in further manufacturing of another substance (use of intermediates) and manufacturing of the substance.
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).

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), as processing aid and formulation of mixtures.
Other release to the environment of this substance is likely to occur from: indoor use as reactive substance.

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: 01/06/2023