Potassium hydroxide for industrial use; Determination of silica content; Gravimetric method by precipitation of quinoline molybdosilicate
Дата введения:
01.03.76
Дата отмены:
01.10.90
Нормативные ссылки:
NBN T 03-192-1980(IBN), EQV*NF T20-384-1977(AFNOR), EQV
Ключевые слова:
CHEMICAL ANALYSIS CHEMICAL ANALYSIS AND TESTING CHEMICALS DETERMINATION OF CONTENT GRAVIMETRIC ANALYSIS POTASSIUM HYDROXIDE POTASSIUM HYDROXIDES QUINOLINE SILICON DIOXIDE CHEMICAL ANALYSIS AND TESTIN