This standard establis es the method to determine the content of sodium carbonate in liquid sodium hydroxide, whose content is less than 0.3% m/m expressed as Ma2 CO3
NC 24-23-1984 history
1984NC 24-23-1984 Inorganic Chemloal Products. Liquid Sodium. Hydroxide. Detarmination of the Content of Sodium Carbonate. Gas-Volumetric Method