YS/T 722-2009 Lithium feldspar

YS/T 509.1-2008 Methods for chemical analysis of spodumene and lepidolite concentrates—Determination of lithium oxide,sodium oxide,and potassium oxide contents—Flame atomic absorption spectometric method YS/T 509.2-2008 Methods for chemical analysis of spodumene and lepidolite concentrates—Determination of rubidium oxide and caesium oxide contents—Flame atomic absorption spectrometric method YS/T 509.3-2008 Methods for chemical analysis of spodumene and lepidolite concentrates—Determination of silicon dioxide content—Gravimetric-molybdenum blue photometric method YS/T 509.4-2008 Methods for chemical analysis of spodumene and lepidolite concentrates—Determination of aluminum oxide content—EDTA compleximetric method YS/T 509.5-2008 Methods for chemical analysis of spodumene and lepidolite concentrates—Determination of ferric oxide content—O-phenanthroline photometric method and EDTA compleximetric method YS/T 509.6-2008 Methods for chemical analysis of spodumene and lepidolite concentrates—Determination of phosphorus pentoxide content—The molybdenum blue photometric method YS/T 509.7-2008 Methods for chemical analysis of spodumene and lepidolite concentrates—Determination of beryllium oxide content—Chromazurol S and cetyltrimethyl ammonium bromide spectrophotometric method YS/T 509.8-2008 Methods for chemical analysis of spodumene and lepidolite concentrates—Determination of calcium oxide and magnesium oxide content—Flame atomic absorption spectrometric method YS/T 509.9-2008 Methods for chemical analysis of spodumene and lepidolite concentrates—Determination of fluorine content—Ion selective electrode method YS/T 509.10-2008 Methods for chemical analysis of spodumene and lepidolite concentrates—Determination of manganous oxide content—Persulfate oxidation photometric method YS/T 509.11-2008 Methods for chemical analysis of spodumene and lepidolite concentrates—Determination of loss on ignition—Gravimetric method