GOST R 50233.4-1992
Niobium pentoxide. Atomic-emission method for determination of titanium, silicon, iron, nickel, aluminium, magnesium, manganse, cobalt, chromium, lead and zirconium

Standard No.

GOST R 50233.4-1992

Release Date

1992

Published By

RU-GOST R

Latest

GOST R 50233.4-1992

Scope

This standard applies to niobium pentoxide and establishes an atomic absorption method for determining the mass fraction of titanium, cr

GOST R 50233.4-1992 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 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 23463-1979 High-purity powdery graphite. Specifications
• GOST 2820-1973 Strontium nitrate. Specifications
• GOST 2912-1979 Technical chrome oxide. Specifications
• GOST 4331-1978 Reagents. Nickelic black oxide. Specifications
• GOST 4526-1975 Reagents. Magnesium oxide. Specifications
• GOST 5556-1981 Hygroscopic medical cotton wool. Specifications
• GOST 892-1989 Tracing paper. Specifications
• GOST 9428-1973 Reagents. Silicon dioxide. Specifications

GOST R 50233.4-1992 history

• 1992 GOST R 50233.4-1992 Niobium pentoxide. Atomic-emission method for determination of titanium, silicon, iron, nickel, aluminium, magnesium, manganse, cobalt, chromium, lead and zirconium