hexamethylene-di-isocyanate

hexamethylene-di-isocyanate has acute toxicity (oral, dermal, or inhalation) classified as Category 1–3. Access to this substance must be restricted to trained personnel. Store in a locked, well-ventilated area. Exposure monitoring and medical surveillance may be required under OSHA 29 CFR 1910.1000 or equivalent regulations.

hexamethylene-di-isocyanate is classified as a serious long-term health hazard. Exposure must be minimised using engineering controls (local exhaust ventilation, closed systems). Biological and medical monitoring may be required. Refer to the full Safety Data Sheet (SDS) Section 8 for occupational exposure limits.

This substance carries the signal word DANGER, indicating the more severe hazard categories under GHS/CLP. Facilities handling hexamethylene-di-isocyanate should ensure a written hazard communication programme, including current SDS, employee training records, and GHS-compliant labelling on all containers.