This standard specifies the determination method of gold and silver content in blister copper. This standard applies to the determination of gold and silver content in blister copper. Measuring range: gold ≥ 0.5g/t; silver ≥ 20g/t.
GB/T 5120.3-1995 history
1995GB/T 5120.3-1995 Methods for chemical analysis of blister copper--Determination of gold and silver contents
GB/T 5120.3-1995 Methods for chemical analysis of blister copper--Determination of gold and silver contents was changed to YS/T 521.3-2006 Blister copper chemical analysis method for determination of gold and silver content.