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

 

Hydrogen sulphide

EC / List no.: 231-977-3

CAS no.: 7783-06-4

Mol. formula: H2S

formula
GHS02: Flammable GHS04: Gas under Pressure GHS06: Acute Toxicity GHS09: Hazardous to the Environment

Danger! According to the harmonised classification and labelling (CLP00) approved by the European Union, this substance is fatal if inhaled, is very toxic to aquatic life and is an extremely flammable gas.

Additionally, the classification provided by companies to ECHA in REACH registrations identifies that this substance is fatal if swallowed, is fatal in contact with skin, causes serious eye irritation, contains gas under pressure and may explode if heated, causes skin irritation and may cause respiratory irritation.

This substance is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 1 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: coating products, heat transfer fluids, washing & cleaning products and cosmetics and personal care products.
Other release to the environment of this substance is likely to occur from: indoor use as reactive substance, outdoor use as reactive substance, indoor use in close systems with minimal release (e.g. cooling liquids in refrigerators, oil-based electric heaters) and outdoor use in close systems with minimal release (e.g. hydraulic liquids in automotive suspension, lubricants in motor oil and break fluids).

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, laboratory chemicals, extraction agents, coating products, metal surface treatment products, non-metal-surface treatment products, heat transfer fluids, pharmaceuticals, photo-chemicals, textile treatment products and dyes and water treatment chemicals.
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 and municipal supply (e.g. electricity, steam, gas, water) and sewage treatment.
This substance is used for the manufacture of: chemicals, pulp, paper and paper products, food products, textile, leather or fur, wood and wood products and .
Other release to the environment of this substance is likely to occur from: indoor use as reactive substance, outdoor use, indoor use in close systems with minimal release (e.g. cooling liquids in refrigerators, oil-based electric heaters) and outdoor use in close systems with minimal release (e.g. hydraulic liquids in automotive suspension, lubricants in motor oil and break fluids).

Formulation or re-packing

This substance is used in the following products: adhesives and sealants, coating products, fertilisers, metal surface treatment products, heat transfer fluids, inks and toners, pH regulators and water treatment products, laboratory chemicals, paper chemicals and dyes, pharmaceuticals, photo-chemicals, textile treatment products and dyes, washing & cleaning products, water treatment chemicals, cosmetics and personal care products and extraction agents.
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: metal surface treatment products, adsorbents, laboratory chemicals and semiconductors.
This substance has an industrial use resulting in manufacture of another substance (use of intermediates).
This substance is used in the following areas: formulation of mixtures and/or re-packaging.
This substance is used for the manufacture of: chemicals, , food products and rubber products.
Release to the environment of this substance can occur from industrial use: as processing aid, of substances in closed systems with minimal release, in processing aids at industrial sites, as an intermediate step in further manufacturing of another substance (use of intermediates) and in the production of articles.

Manufacture

Release to the environment of this substance can occur from industrial use: manufacturing of the 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.

ECHA logo about INFOCARD - Last updated: 06/09/2023