This standard specifies the method principle, reagents, analysis steps and tolerances for the determination of lead content in copper alloys using atomic absorption spectrophotometry. This standard applies to the determination of lead content in brass and bronze. Measuring range: 0.010% ~ 0.50%.
HB 5422.29-1989 history
1989HB 5422.29-1989 Methods of chemical analysis of copper alloys - Determination of lead content by atomic absorption spectrophotometry