Substance Information
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
Disodium hydrogenorthophosphate
EC / List no.: 231-448-7
CAS no.: 7558-79-4
Mol. formula:
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:
cosmetics and personal care products,
fertilisers,
pharmaceuticals and
plant protection 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.
Article service life
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),
stone, plaster, cement, glass or ceramic (e.g. dishes, pots/pans, food storage containers, construction and isolation material),
metal (e.g. cutlery, pots, toys, jewellery) and
plastic (e.g. food packaging and storage, toys, mobile phones).
Widespread uses by professional workers
This substance is used in the following products:
metal surface treatment products,
pH regulators and water treatment products,
fertilisers,
fillers, putties, plasters, modelling clay,
water treatment chemicals and
laboratory chemicals.
This substance is used in the following areas:
agriculture, forestry and fishing,
municipal supply (e.g. electricity, steam, gas, water) and sewage treatment,
formulation of mixtures and/or re-packaging and
scientific research and development.
This substance is used for the manufacture of:
metals,
fabricated metal products,
mineral products (e.g. plasters, cement),
textile, leather or fur,
pulp, paper and paper products and
chemicals.
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:
pH regulators and water treatment products,
pharmaceuticals,
cosmetics and personal care products,
fillers, putties, plasters, modelling clay,
fertilisers,
metal surface treatment products,
water treatment chemicals,
leather treatment products and
metal working fluids.
Release to the environment of this substance can occur from industrial use:
formulation of mixtures,
formulation in materials,
manufacturing of the substance and
in the production of articles.
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).
Uses at industrial sites
This substance is used in the following products:
pH regulators and water treatment products,
metal surface treatment products,
water treatment chemicals,
fertilisers,
leather treatment products and
metal working fluids.
This substance is used in the following areas:
municipal supply (e.g. electricity, steam, gas, water) and sewage treatment and
formulation of mixtures and/or re-packaging.
This substance is used for the manufacture of:
chemicals,
metals,
fabricated metal products,
textile, leather or fur,
pulp, paper and paper products,
plastic products and
mineral products (e.g. plasters, cement).
Release to the environment of this substance can occur from industrial use:
in processing aids at industrial sites,
in the production of articles,
as an intermediate step in further manufacturing of another substance (use of intermediates),
as processing aid,
of substances in closed systems with minimal release and
as processing aid.
Manufacture
Release to the environment of this substance can occur from industrial use:
manufacturing of the substance and
formulation of mixtures.
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.
about INFOCARD - Last updated: 20/12/2023