GJB 950.6-1990
Analysis method of trace elements of precious metals and their alloys Separation of phenanthroline by hydrazine sulfate Photometric method for determination of trace iron in palladium alloys (English Version)

Standard No.

GJB 950.6-1990

Language

Chinese, Available in English version

Release Date

1990

Published By

Military Standard of the People's Republic of China-General Armament Department

Status

Be replaced 2021-09

Replace By

GJB 950.1A-2008

GJB 950.6A-2021

Latest

GJB 950.6A-2021

GJB 950.6-1990 history

• 2021 GJB 950.6A-2021 Analysis methods for trace elements of precious metals and their alloys Part 6: Photometric determination of trace iron in palladium alloys by separation of phenanthroline using hydrazine sulfate
• 2008 GJB 950.1A-2008 Analysis methods for minor elements of precious metals and their alloys. Part 1: Determination of minor lead, antimony, bismuth, and iron in gold and gold alloys, silve and silve alloys, palladium alloys by inductively coupled plasma atomic emission spect
• 1990 GJB 950.6-1990 Analysis method of trace elements of precious metals and their alloys Separation of phenanthroline by hydrazine sulfate Photometric method for determination of trace iron in palladium alloys