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
Hydrogen chloride
EC / List no.: 231-595-7
CAS no.: 7647-01-0
Mol. formula: ClH
Danger! According to the classification provided by companies to ECHA in REACH registrations this substance causes severe skin burns and eye damage, is toxic if inhaled, may damage fertility or the unborn child, causes serious eye damage, may cause damage to organs through prolonged or repeated exposure, may be corrosive to metals, may cause respiratory irritation and contains gas under pressure and may explode if heated.
At least one company has indicated that the substance classification is affected by impurities or additives.
This substance is covered by several Harmonised Classifications and Labelling's (CLH) entries approved by the European Union. Differentiating between the different CLH's entries requires manual verification. To know more about the CLH please visit the C&L Inventory.
This substance is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 1 000 000 to < 10 000 000 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.
Biocidal Uses
This substance is approved for use as a biocide in the EEA and/or Switzerland, for: disinfection.
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:
washing & cleaning products,
pH regulators and water treatment products,
water treatment chemicals,
welding & soldering products and
laboratory chemicals.
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
Release to the environment of this substance can occur from industrial use:
in processing aids at industrial sites.
Other release to the environment of this substance is likely to occur from:
indoor use as processing aid.
This substance can be found in products with material based on:
paper (e.g. tissues, feminine hygiene products, nappies, books, magazines, wallpaper) and
wood (e.g. floors, furniture, toys).
Widespread uses by professional workers
This substance is used in the following products:
pH regulators and water treatment products,
washing & cleaning products,
water treatment chemicals and
laboratory chemicals.
This substance is used in the following areas:
municipal supply (e.g. electricity, steam, gas, water) and sewage treatment,
health services and
formulation of mixtures and/or re-packaging.
This substance is used for the manufacture of:
.
Release to the environment of this substance can occur from industrial use:
in processing aids at industrial sites and
formulation of mixtures.
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:
water treatment chemicals,
washing & cleaning products and
pH regulators and water treatment products.
Release to the environment of this substance can occur from industrial use:
formulation of mixtures and
manufacturing of the substance.
Uses at industrial sites
This substance is used in the following products:
pH regulators and water treatment products,
washing & cleaning products,
laboratory chemicals,
water treatment chemicals and
textile treatment products and dyes.
This substance has
an industrial use resulting in manufacture of another substance (use of intermediates).
This substance is used in the following areas:
mining and
building & construction work.
This substance is used for the manufacture of:
chemicals,
food products,
electrical, electronic and optical equipment,
fabricated metal products,
metals,
textile, leather or fur,
rubber 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,
as processing aid and
as an intermediate step in further manufacturing of another substance (use of intermediates).
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: 28/04/2023