GB/T 7739.1
GB/T 7739.1, Total:3 items.
The international standard classification for "GB/T 7739.1" includes: Other metalliferous minerals , Cadmium, cobalt and their alloys .
The Chinese standard classification for "GB/T 7739.1" includes: Precious metal ore , Rare metal ore .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 7739.1-2007 Methods for chemical analysis of gold concentrates—Part 1:Determination of gold and silver contents
- GB/T 7739.1-1987 Methods for chemical analysis of gold concentrates; The fire-assaying method for the determination of gold and silver content
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 7739.1-2019 Methods for chemical analysis of gold concerntrates—Part 1：Determination of gold and silver contents
gbt,gbt gbt,gbt method,ultraviolet gbt,gbt series,GBT10044,GBT10046,GBT10,GBT100,GBT1000,GBT10000,GB/T 10001.1,GB/T 10001.10,GB/T 10001.2,GB/T 7739.1,GB/T 7739.1-1987,GB/T 7739.1-2007,GB/T 7739.1-2019
