but-2-yne-1,4-diol; 2-butyne-1,4-diol
See how the hazards of but-2-yne-1,4-diol; 2-butyne-1,4-diol combine into label elements for your jurisdiction (EU CLP, GB CLP, OSHA HazCom) — the correct pictograms, signal word and H-statements, with CLP Article 26 precedence applied and explained.
Handling and Storage Guidance for but-2-yne-1,4-diol; 2-butyne-1,4-diol
but-2-yne-1,4-diol; 2-butyne-1,4-diol is corrosive to skin, eyes, or metals. Store in acid-resistant or alkali-resistant cabinets as appropriate. Do not store in metal containers. Secondary containment (drip trays) is required. Segregate from incompatible substances such as strong oxidisers.
but-2-yne-1,4-diol; 2-butyne-1,4-diol 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.
but-2-yne-1,4-diol; 2-butyne-1,4-diol is classified as a specific target organ toxicant (STOT). 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 but-2-yne-1,4-diol; 2-butyne-1,4-diol should ensure a written hazard communication programme, including current SDS, employee training records, and GHS-compliant labelling on all containers.
This information is provided for reference only. Always consult the official Safety Data Sheet (SDS) and applicable national regulations before handling this substance.
The GHS classification shown above for but-2-yne-1,4-diol; 2-butyne-1,4-diol corresponds to Section 2 of its Safety Data Sheet. Learn how a compliant 16-section SDS is structured and authored.