The OECD activity aims to harmonise the international classification of hazardous chemicals. Classification divides chemical substances and mixtures into different categories, based on their physical properties and health and environmental hazards. Chemicals are then labelled according to category requirements.
- develops or revises proposals for classification criteria, at the request of the UN Sub-Committee of Experts on the Globally Harmonised System (GHS),
- facilitates application of the classification through its works on the assessment of chemicals,
- links through a web Portal (eChemPortal) to national/regional databases where classifications are available for individual chemicals.
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