GB/T 7739.3-1987 Methods for chemical analysis of gold concentrates--The silver diethyldithiocarbamate spectrophotometric method for the determination of arsenic content (English Version)
This standard applies to the determination of arsenic in gold concentrate. Measuring range: 0.050~0.350%.
GB/T 7739.3-1987 history
2019GB/T 7739.3-2019 Methods for chemical analysis of gold concerntrates—Part 3:Determination of arsenic content
2007GB/T 7739.3-2007 Methods for chemical analysis of gold concentrates Part 3: Determination of arsenic contents
1987GB/T 7739.3-1987 Methods for chemical analysis of gold concentrates--The silver diethyldithiocarbamate spectrophotometric method for the determination of arsenic content