Safety data sheet
Sodium hydroxide
Composition
Section 3 of the current sheet, version 7, 2025-12-18.
| Ingredient | CAS | Concentration | Boiling point |
|---|---|---|---|
| Sodium hydroxide | 1310-73-2 | > 97 % | 1388 °C |
| Sodium carbonate | 497-19-8 | < 3 % | — |
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.