GOST R 50233.5-1992
Niobium pentoxide. Chemical-atomic-emission method for determination of impurity metals

Standard No.

GOST R 50233.5-1992

Release Date

1992

Published By

RU-GOST R

Latest

GOST R 50233.5-1992

Scope

This standard applies to niobium pentoxide and establishes a chemical-atomic emission method for determining metal impurities

GOST R 50233.5-1992 Referenced Document

• GOST 13637.1-1977 Gallium. Spectral method for the determination of aluminium, iron, bismuth, silicon, magnesium, manganese, copper, nickel, tin, lead and chromium
• GOST 16539-1979 Reagents. Cupric oxide. Specifications
• GOST 18300-1987 Technical rectified ethyl alcohol. Specifications
• GOST 18385.0-1989 Niobium. General requirements for methods of analysis
• GOST 18671-1973 Cobalt oxide. Specifications*， 2024-04-18 Update
• GOST 195-1977 Reagents. Sodium sulphite. Specifications
• GOST 19627-1974 Hydroquinone (paradioxybenzene). Specifications
• GOST 244-1976 Sodium thiosulphate, crystalline. Specifications
• GOST 2912-1979 Technical chrome oxide. Specifications
• GOST 3773-1972 Reagents. Ammonium chloride. Specifications
• GOST 4160-1974 Reagents. Potassium bromide. Specifications
• GOST 4233-1977 Reagents. Sodium chloride. Specifications
• GOST 4331-1978 Reagents. Nickelic black oxide. Specifications
• GOST 4470-1979 Reagents. Manganese (IV) oxide. Specifications
• GOST 4526-1975 Reagents. Magnesium oxide. Specifications
• GOST 83-1979 Reagents. Sodium carbonate. Specifications

GOST R 50233.5-1992 history

• 1992 GOST R 50233.5-1992 Niobium pentoxide. Chemical-atomic-emission method for determination of impurity metals