GJB 950.3A-2021
Analysis methods for trace elements of precious metals and their alloys Part 3: Determination of trace amounts of gold in platinum and platinum alloys and palladium alloys by organic solvent extraction malachite green photometric method (English Version)

Standard No.: GJB 950.3A-2021
Language: Chinese, Available in English version
Release Date: 2021
Published By: Military Standard of the People's Republic of China-General Armament Department
Latest: GJB 950.3A-2021

GJB 950.3A-2021 history

2021 GJB 950.3A-2021 Analysis methods for trace elements of precious metals and their alloys Part 3: Determination of trace amounts of gold in platinum and platinum alloys and palladium alloys by organic solvent extraction malachite green photometric method
2008 GJB 950.2A-2008 Analysis methods for minor elements of precious metals and their alloys.Part 2: Determination of minor gold and iron in platinum and platinum alloys, palladium alloys by inductively coupled plasma atomic emission sPedrometric method
1990 GJB 950.3-1990 Analysis methods for trace elements of precious metals and their alloys. Organic solvent extraction and malachite green photometric method for determination of trace amounts of gold in platinum and platinum and palladium alloys.