GB/T 15370.2-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 14:Determination of phosphorus radical content—Phosphorus-antimonate-molybdenum blue spectrophotometry
Chemical analysis methods of rare earth chloride and light rare earth carbonate—Part 14:Determination of phosphorus radical content—Phosphorus-antimonate-molybdenum blue spectrophotometry