GOST 23862.9-1979
Neodymium, gadolinium, terbium, holmium, erbium, thulium and their oxides. Chemical-spectral method of determination of impurities in oxides of rare-earth elements

Standard No.

GOST 23862.9-1979

Release Date

1979

Published By

RU-GOST R

Latest

GOST 23862.9-1979

GOST 23862.9-1979 Referenced Document

• GOST 10484-1978 Reagents. Hydrofluoric acid. Specifications
• GOST 10929-1976 Reagents. Hydrogen peroxide. Specifications
• GOST 18300-1987 Technical rectified ethyl alcohol. Specifications*， 1987-12-22 Update
• GOST 199-1978 Reagents. Sodium acetate 3-aqueous. Specifications
• GOST 20288-1974 Reagents. Carbon tetrachloride. Specifications
• GOST 22180-1976 Reagents. Oxalic acid. Specifications
• GOST 23463 High-purity powdery graphite. Specifications
• GOST 2405-1988 Pressure gauges, vacuum gauges, pressure-and-vacuum gauges, draught gauges and draught-and-pressure gauges. General specifications*， 1988-12-22 Update
• GOST 2603-1979 Reagents. Acetone. Specifications
• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications
• GOST 3760-1979 Reagents. Ammonia water. Specifications
• GOST 4165-1978 Reageuts. Copper II sulphate pentahydrate. Specifications
• GOST 4233-1977 Reagents. Sodium chloride. Specifications
• GOST 4328-1977 Reagents. Sodium hydroxide. Specifications
• GOST 4461-1977 Reagents. Nitric acid. Specifications
• GOST 5955-1975 Reagents. Benzene. Specifications

GOST 23862.9-1979 history

• 1979 GOST 23862.9-1979 Neodymium, gadolinium, terbium, holmium, erbium, thulium and their oxides. Chemical-spectral method of determination of impurities in oxides of rare-earth elements