This standard specifies the requirements, test methods, inspection rules and marking, packaging, transportation, storage and quality certificates of xenotime concentrate. This standard applies to dry xenotime concentrate obtained from placer beneficiation and enrichment, and is mainly used to extract rare earth compounds.
XB/T 105-2011 Referenced Document
GB/T 18114.1 Chemical analysis methods of rare earth concentrates.Part 1:Determination of total rare earth oxide contents.Gravimetry
GB/T 18114.10 Chemical analysis methods of rare earth concentrates.Part 10: Determination of water content.Gravimetry
GB/T 18114.11 Chemical analysis methods for rare earth concentrates.Part 11: Determination of fluorine content.DETA titration
GB/T 18114.2 Chemical analysis methods of rare earth concentrates.Part 2: Determination of oxide thorium content
GB/T 18114.3 Chemical analysis methods of rare earth concentrates.Part 3: Determination of calcium oxide content
GB/T 18114.4 Chemical analysis methods of rare earth concentrates.Part 4: Determination of niobium oxide, zirconium oxide and titanium oxide contents.Inductively coupled plasma atomic emission spectrometry
GB/T 18114.5 Chemical analysis methods of rare earth concentrates.Part 5: Determination of aluminum oxide content.Inductively coupled plasma atomic emission spectrometry
GB/T 18114.6 Chemical analysis methods of rare earth concentrates.Part 6:Determination of silicon oxide content
GB/T 18114.7 Chemical analysis methods of rare earth concentrates.Part 7: Determination of iron oxide content.Potassium dichromate titration
GB/T 18114.8 Chemical analysis methods of rare earth concentrates.Part 8: Determination of fifteen rare earth oxcide relative contents.Inductively coupled plasma emission spectrometry
GB/T 18114.9 Chemical analysis methods of rare earth concentrates.Part 9: Determination of phosphorus pentoxide content.Phosphorus-bismuth-molybdenum blue spectrophotometry
GB/T 18882.1 Methods for chemical analysis of mixed rare earth oxides of ionic rare earth ores - Part 1: Determination of the proportions of fifteen rare earth element oxides*, 2023-09-07 Update
GB/T 18882.2 Chemical analysis methods for mixed rare earth oxide of ion-absorpted type rare earth ore—Part 2:Determination of aluminum oxide content*, 2017-10-14 Update
GB/T 18882.3 Chemical analysis methods for mixed rare earth oxide of ion-absorption rare earth ore—Part 3: Determination of silicon dioxide content*, 2019-08-30 Update
GB/T 18882.4 Chemical analysis methods for mixed rare earth oxide of ion-absorpted type RE ore-Determination of aluminum oxide content-Atomic emission spectrographic method
GB/T 18882.5 Chemical analysis methods for mixed rare earth oxide of ion-absorpted type RE ore-Determination of aluminum oxide content-EDTA titrimetric method
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values