Substance Information
Substance Information
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
Potassium thiosulphate
EC / List no.: 233-666-8
CAS no.: 10294-66-3
Mol. formula: K2O3S2
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.
Other release to the environment of this substance is likely to occur from:
indoor use as reactive substance and
outdoor use as reactive substance.
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.
This substance is used in the following areas:
agriculture, forestry and fishing.
Release to the environment of this substance can occur from industrial use:
formulation of mixtures.
Other release to the environment of this substance is likely to occur from:
indoor use as reactive substance and
outdoor use as reactive substance.
Formulation or re-packing
This substance is used in the following products:
fertilisers.
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,
formulation in materials,
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,
as processing aid and
of substances in closed systems with minimal release.
Other release to the environment of this substance is likely to occur from:
indoor use as reactive substance and
outdoor use as reactive substance.
Uses at industrial sites
This substance is used in the following products:
fertilisers.
This substance has
an industrial use resulting in manufacture of another substance (use of intermediates).
This substance is used in the following areas:
agriculture, forestry and fishing,
formulation of mixtures and/or re-packaging and
health services.
This substance is used for the manufacture of:
chemicals and
electrical, electronic and optical equipment.
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),
in processing aids at industrial sites,
as processing aid,
of substances in closed systems with minimal release and
formulation of mixtures.
Other release to the environment of this substance is likely to occur from:
indoor use as reactive substance.
Manufacture
Release to the environment of this substance can occur from industrial use:
manufacturing of the substance,
formulation of mixtures,
formulation in materials,
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,
as processing aid and
of substances in closed systems with minimal release.
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.
about INFOCARD - Last updated: 06/09/2023