COMSOL HSNO/GHS Correlation Tool

Health and Safety at Work (Hazardous Substances) Regulations 2017 · Pre & Post 30 April 2021 HSNO classifications

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✓ Pre 30 April 2021 HSNO classification Post 30 April 2021 HSNO classification (GHS 7)
Source: EPA HSNO:GHS 7 Correlation Tables. Use this tool as a reference only — always verify against the EPA source document and the Hazardous Substances Regulations 2017 for compliance decisions. Class 9 (ecotoxic) substances are managed through the EPA Hazardous Property Controls Notice, not the Regulations. SDS extraction runs entirely in your browser; no file is uploaded to any server.