This part of GB/T 4702 specifies the determination of lead, tin, bismuth, antimony and arsenic in metallic chromium by inductively coupled plasma mass spectrometry. This part is applicable to the determination of lead, tin, bismuth, antimony and arsenic in metal chromium. The determination range of each element is shown in Table 1.
GB/T 12808 Laboratory glass instrument single marked line pipette
GB/T 4010 Ferroallys sampling and preparation of samples for chemical analysis
GB/T 4702.15-2016 history
2016GB/T 4702.15-2016 Chromium metal—Determination of lead,tin,bismuth,antimony and asenic content—Inductively coupled plasma mass spectrometric method