GB/T 16484.23-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 23:Determination of acid insoluble substance in light rare earth carbonate—Gravimetry

GB/T 16484.1-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 1:Determination of cerium oxide content—Ammonium ferrous sulfate titrimetry GB/T 16484.2-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 2:Determination of europium oxide content—Inductively coupled plasma mass spectrometry GB/T 16484.3-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 3:Determination of fifteen REO relative contents—Inductively coupled plasma atomic emission spectrometry GB/T 16484.4-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 4:Determination of thorium oxide content—ArsenazoⅢ spectrophotometry GB/T 16484.5-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 5:Determination of barium oxide content—Inductively coupled plasma atomic emission spectrometry GB/T 16484.6-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 6:Determination of calcium oxide content—Flame atomic absorption spectrometry GB/T 16484.7-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 7:Determination of magnesium oxide content—Flame atomic absorption spectrometry GB/T 16484.8-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 8:Determination of sodium oxide content—Flame atomic absorption spectrometry GB/T 16484.9-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 9:Determination of nickel oxide content—Flame atomic absorption spectrometry GB/T 16484.10-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 10:Determination of manganese oxide content—Flame atomic absorption spectrometry GB/T 16484.11-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 11:Determination of lead oxide content—Flame atomic absorption spectrometry GB/T 16484.12-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 12:Determination of sulfate radical GB/T 16484.13-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 13:Determination of ammonium chloride content—Distillation-titrimetry GB/T 16484.14-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 14:Determination of phosphorus radical content—Phosphorus-antimonate-molybdenum blue spectrophotometry GB/T 16484.15-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 15:Determination of chlorine content in light rare earth carbonate—Silver nitrate turbidimetry GB/T 16484.16-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 16:Determination of water insoluble substance content in rare earth chloride—Gravimetry GB/T 16484.18-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 18:Determination of ignition loss content in light rare earth carbonate—Gravimetry GB/T 16484.20-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 20:Determination of nickel oxide, manganese oxide,lead oxide,aluminum oxide,zinc oxide,thorium oxide content— Inductively coupled plasma mass spectrometry GB/T 16484.21-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 21:Determination of iron oxide content—1,10-phenanthroline spectrophotometry GB/T 16484.22-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 22:Determination of zinc oxide content—Flame atomic absorption spectrometry