This standard specifies the method for the determination of tin content in high-purity cathode copper. This standard applies to the determination of tin content in high-purity cathode copper. Measuring range: 0.0001% to 0.002%.
GB/T 13293.9-1991 history
2008GB/T 5121.10-2008 Methods for chemical analysis of copper and copper alloys.Part 10: Determination of tin content
1991GB/T 13293.9-1991 Higher purity copper cathode.Determiantion of tin content.Zeeman effect electrothermal atomic absorption spectrometric method
GB/T 13293.9-1991 Higher purity copper cathode.Determiantion of tin content.Zeeman effect electrothermal atomic absorption spectrometric method was changed to GB/T 5121.10-2008 Methods for chemical analysis of copper and copper alloys.Part 10: Determination of tin content.