Methods for chemical analysis of fire smelting nickel substrate material—Part 11:Determination of Lead,Arsenic,Cadmium and Mercury contents—Inductively coupled plasma-mass spectrometric method
Determination of lead,mercury,cadmium and chromium in electrical and electronic equipment-Part 6:Qualitative screening by spark dischange emission spectrometry
Methods for chemical analysis of laterite nickel ores—Part 19:Determination of aluminum,chromium,iron,magnesium,manganese,nickel and silicon contents—Energy-dispersive X-ray fluorescence spectrometry