What is GHS ?
GHS stands for Globally Harmonized System of Classification and Labeling of Chemicals.The GHS is an initiative by the United Nations aiming to harmonize chemical hazard communication. This includes harmonized criteria for classification of substances and mixtures according to their physical, health, and environmental hazards, as well as harmonized hazard communication elements.The first version of GHS was published in 2003 and updated each 2 years since.

Example of hazard statement: Contains gas under pressure; may explode when heated
Example of precautionary statement: Store in a well-ventilated place. Keep cool

Example of hazard statement: May cause allergy or asthma symptoms or breathing difficulties if inhaled
Example of precautionary statement: In case of inadequate ventilation, wear respiratory protection

Example of hazard statement: Harmful if swallowed May cause and allergic skin reaction
Example of precautionary statement: Do not eat, drink, or smoke when using this product
Do not get in eyes, on skin, or on clothing

Example of hazard statement: Toxic if swallowed
Example of precautionary statement: IF SWALLOWED: Immediately call a POISON CENTER or a doctor

Example of hazard statement: Causes severe skin burns and eye damage
Example of precautionary statement: Wear protective gloves/protective clothing/eye protection/face protection

Example of hazard statement: Flammable liquid and vapor
Example of precautionary statement: Keep away from heat/sparks/open flames/hot surfaces. No smoking

Example of hazard statement: May intensify fire; oxidizer
Example of precautionary statement: Take any precaution to avoid mixing with combustibles

Example of hazard statement: Heating may cause an explosion
Example of precautionary statement: Explosion risk in case of fire

Example of hazard statement: Toxic to aquatic life, with long-lasting effects
Example of precautionary statement: Avoid release to the environment
Required | Description |
---|---|
Pictograms | GHS implemented 9 hazard pictograms |
Signal word | “Danger” or “Warning” |
Hazard statements | A statement assigned to a hazard class and category that describes the nature of the hazard(s) of a chemical, including the degree of hazard (where appropriate) |
Precautionary statements | A phrase that describes recommended measures to be taken to minimize or prevent adverse effects resulting from exposure to a hazardous chemical or improper storage or handling of a hazardous chemical |
Requirements of labelI’m working in a lab. What must I do?
The GHS regulation implies you must:
- Inform and train your staff
- Apply the labeling to your own mixtures
- Update workplace safety guidelines and other documentation
See the information below and visit the United Nations webpage (see External Links below) for more information.United Nations webpage – about GHS