Potassium sulphate for industrial use; Determination of potassium content; Sodium tetraphenylborate volumetric method
Дата введения:
01.04.73
Дата отмены:
01.10.90
Нормативные ссылки:
NBN T 03-208-1980(IBN), EQV*NF T20-367-1978(AFNOR), EQV*NP-1376-1976(IPQ), EQV
Ключевые слова:
CHEMICAL ANALYSIS CHEMICAL ANALYSIS AND TESTING DETERMINATION OF CONTENT POTASSIUM POTASSIUM SULPHATES SULPHATES TETRAPHENYLBORATES VOLUMETRIC ANALYSIS CHEMICAL ANALYSIS AND TESTIN BORON ORGANIC COMPOUNDS