This International Standard specifies a method for the simultaneous polarographic determination of lead and cadmium in zinc alloys with copper. This method applies to zinc alloys defined in is /R 301.1) It allows the determination of lead and cadmium contents above 0.000 5%.
NBN P 32-010-1977 history
1977NBN P 32-010-1977 determination of lead and cadmium in zinc alloys containing copper