YS/T 509.2-2006 Chemical analysis methods of spodumene and lepidolite concentrates Determination of rubidium oxide and cesium oxide by atomic absorption spectrophotometry (English Version)
2008YS/T 509.2-2008 Methods for chemical analysis of spodumene and lepidolite concentrates.Determination of rubidium oxide and caesium oxide contents.Flame atomic absorption sPedrometric method
2006YS/T 509.2-2006 Chemical analysis methods of spodumene and lepidolite concentrates Determination of rubidium oxide and cesium oxide by atomic absorption spectrophotometry