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

 

Phosphonic acid

EC / List no.: 237-066-7

CAS no.: 13598-36-2

Mol. formula: H3O3P

formula
GHS05: Corrosive GHS07: Health hazard

Danger! According to the harmonised classification and labelling (CLP00) approved by the European Union, this substance causes severe skin burns and eye damage and is harmful if swallowed.

Additionally, the classification provided by companies to ECHA in REACH registrations identifies that this substance causes serious eye damage and may be corrosive to metals.

This substance is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 1 000 to < 10 000 tonnes per annum.

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

This substance is used by consumers, 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: fertilisers and lubricants and greases.
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

ECHA has no public registered data on the routes by which this substance is most likely to be released to the environment. ECHA has no public registered data indicating whether or into which articles the substance might have been processed.

Widespread uses by professional workers

This substance is used in the following products: fertilisers, pH regulators and water treatment products, lubricants and greases and photo-chemicals.
This substance is used in the following areas: scientific research and development and agriculture, forestry and fishing.
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 and indoor use in close systems with minimal release (e.g. cooling liquids in refrigerators, oil-based electric heaters).

Formulation or re-packing

This substance is used in the following products: fertilisers, biocides (e.g. disinfectants, pest control products), lubricants and greases, plant protection products, washing & cleaning products, pH regulators and water treatment products and photo-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.

Uses at industrial sites

This substance is used in the following products: pH regulators and water treatment products, lubricants and greases and photo-chemicals.
This substance has an industrial use resulting in manufacture of another substance (use of intermediates).
This substance is used for the manufacture of: chemicals.
Release to the environment of this substance can occur from industrial use: as an intermediate step in further manufacturing of another substance (use of intermediates) and in processing aids at industrial sites.

Manufacture

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

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