This standard applies to alumina and establishes methods for preparing a sample solution by decomposing the sample by fusion, treating the sample with a mixture of acids under pressure, and also treating the sample with hydrochloric acid under pressure
GOST R 50332.1-2019 history
2019GOST R 50332.1-2019 Alumina. Methods for the decomposition of test sample and the preparation of test solution
1992GOST R 50332.1-1992 Alumina. Methods for the decomposition of test sample and the preparation of test solution