Potassium hydroxide for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
Дата введения:
01.04.76
Дата отмены:
01.10.90
Нормативные ссылки:
NBN T 03-189-1980(IBN), EQV*NF T20-382-1977(AFNOR), EQV
Ключевые слова:
BARIUM SULPHATES CHEMICAL ANALYSIS CHEMICAL ANALYSIS AND TESTING CHEMICALS DETERMINATION OF CONTENT GRAVIMETRIC ANALYSIS POTASSIUM HYDROXIDE POTASSIUM HYDROXIDES SULPHATES CHEMICAL ANALYSIS AND TESTIN