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
1-hydroxybenzotriazole
EC / List no.: 219-989-7
CAS no.: 2592-95-2
Mol. formula: C6H5N3O
Danger! According to the harmonised classification and labelling (ATP01) approved by the European Union, this substance is explosive (fire, blast or projection hazard).
Additionally, the classification provided by companies to ECHA in REACH registrations identifies that this substance causes serious eye irritation, is harmful to aquatic life with long lasting effects and is a flammable solid.
This substance is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 10 to < 100 tonnes per annum.
This substance is used by consumers, by professional workers (widespread uses) and at industrial sites.
This substance is used by consumers, by professional workers (widespread uses) and at industrial sites.
Consumer Uses
This substance is used in the following products:
pharmaceuticals.
Other release to the environment of this substance is likely to occur from:
indoor use as processing aid.
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:
washing & cleaning products.
ECHA has no public registered data on the types of manufacture using this substance.
Other release to the environment of this substance is likely to occur from:
indoor use as processing aid.
Formulation or re-packing
ECHA has no public registered data indicating whether or in which chemical products the substance might be used. ECHA has no public registered data on the routes by which this substance is most likely to be released to the environment.
Uses at industrial sites
This substance is used in the following products:
pharmaceuticals,
laboratory chemicals,
washing & cleaning products and
semiconductors.
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 and
as processing aid.
Manufacture
ECHA has no public registered data on the routes by which this substance is most likely to be released to the environment.
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: 05/10/2023