Safety data sheet
Hydrochloric Acid
Composition
Section 3 of the current sheet, version 9, 2025-12-18.
| Ingredient | CAS | Concentration | Boiling point |
|---|---|---|---|
| Water | 7732-18-5 | 62–65 % | 100 °C |
| Hydrogen chloridelisted as “Hydrochloric acid” | 7647-01-0 | 35–38 % | −85 °C |
Concentrations as stated in section 3 of the sheet; the sheet says whether they are by weight or by volume. Boiling points at 1 atm from the compound database.
The PDF is the authoritative document. Hazard statements, exposure limits and protective equipment are in sections 2 and 8 of the sheet; this page lists only what could be read from it.
Revisions
Every stored revision of the sheet, newest first.