This standard establishes photometric and atomic absorption methods for the determination of titanium (with a mass fraction of titanium from 0.0005 to 0.0
GOST 8.315-1991 State system for ensuring the uniformity of measuring. Reference materials. Basic principles, ways of development, certification, approval, registration and use
GOST 851.9-1993 history
1993GOST 851.9-1993 Primary magnesium. Methods for determination of titanium
1987GOST 851.9-1987 Primary magnesium. Method for the determination of titanum