Reference number
ISO 741:1976
ISO 741:1976
© ISO 2024
ISO 741:1976
Sodium carbonate for industrial use — Determination of sodium hydrogen carbonate content — Titrimetric method
Edition 1
1976-02
1976-02
Retirada
Resumen
The method is applicable to sodium carbonate products having a sodium hydrogen carbonate contained in a test portion into sodium carbonate by addition of a known excess of sodium hydroxide, precipitation of all the carbonate by means of barium chloride an determination of the excess of sodium hydroxide by means of a standard volumetric hydrochloric acid solution.