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Brief hazard characteristics

Hazard Statements (H-phrases, hazard statements, hazard statements) are unified warnings about the nature or degree of danger established within the Globally Harmonized System of Classification and Labelling of Chemicals (GHS).

Warnings are used as a set of standard phrases to briefly describe common hazards that arise when working with chemicals. In 2011, the list of warnings was republished in the fourth revised edition of the GHS.

The number of entries in this glossary is 26.
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Glossaries

Term Definition
UH 001
In a dry state, it is explosive.
UH 006
Danger of explosion in contact with or without air.
UH 014
Reacts violently with water.
UH 018
Flammable/explosive vapors/air mixtures may form during use.
UH 019
May form explosive peroxides.
UH 029
Upon contact with water, a toxic gas is formed.
UH 031
Contact with acids releases toxic gas.
UH 032
Contact with acids releases a very toxic gas.
UH 044
Danger of explosion when heated in a confined space.
UH 059
Dangerous for the ozone layer.
UH 066
Repeated exposure may cause dryness or cracking of the skin.
UH 070
Toxic in contact with eyes.
UH 071
Irritates the respiratory tract.
UH 201
Contains lead. It is forbidden to use on surfaces
UH 201A
Attention! Contains lead.
UH 202
Cyanoacrylate. Danger! Sticks to the skin and eyes in seconds. Keep out of reach of children.
UH 203
contains chromium (VI). May cause an allergic reaction.
UH 204
Contains isocyanates. May cause an allergic reaction.
UH 205
Contains epoxy components. May cause an allergic reaction.
UH 206
Warning! Do not use together with other products. It can emit dangerous gases (chlorine).
UH 207
Attention! Contains cadmium! Dangerous vapours are formed during use. See information
UH 208
Contains (the name of the sensitizing substance). May cause allergic reactions.
UH 209
May become very flammable when used.
UH 209A
May become flammable when used.
UH 210
A safety data sheet is available on request.
UH 401
In order to avoid danger to human health and the environment, it is necessary to follow the operating instructions.