2009YS/T 555.9-2009 Methods for chemical analysis of molybdenum concentrate.Determination of potassium and sodium content.Flame atomic absorption spectrometry
2006YS/T 555.10-2006 Method for chemical analysis of molybdenum concentrate Determination of potassium and sodium content
YS/T 555.10-2006 Method for chemical analysis of molybdenum concentrate Determination of potassium and sodium content was changed to YS/T 555.9-2009 Methods for chemical analysis of molybdenum concentrate.Determination of potassium and sodium content.Flame atomic absorption spectrometry.