2022-12-5 34.231.21.105
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Chinese National Standard List: Rare metals and their alloys analysis method

YS/T 474-2005 Determination of trace elements in high-purity gallium--ICP-MS analytical method 
  Issued on: 2005-05-18   Price(USD):
GB/T 12690.8-2021 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 8:Determination of sodium content 
  Issued on: 2021-10-11   Price(USD): 255.0
GB/T 40794-2021 Measurement method of irreversible magnetic flux loss due to high temperature of rare earth permanent magnet 
  Issued on: 2021-10-11   Price(USD): 165.0
GB/T 40795.2-2021 Chemical analysis methods of lanthanum-cerium metals and their compounds—Part 2:Determination of rare earth content 
  Issued on: 2021-10-11   Price(USD): 200.0
GB/T 40792-2021 Test method of weight loss of sintered neodymium iron boron permanent magnets 
  Issued on: 2021-10-11   Price(USD): 180.0
GB/T 12690.7-2021 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 7: Determination of silicon content  
  Issued on: 2021-10-11   Price(USD): 240.0
GB/T 18115.4-2021 Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 4:Determination of lanthanum,cerium,praseodymium,samarium,europium,gadolinium,terbium,dysprosium,holmium,erbium,thulium,ytterbium,lutetium and yttrium contents 
  Issued on: 2021-10-11   Price(USD): 435.0
GB/T 40795.1-2021 Chemical analysis method of lanthanum-cerium metals and their compounds—Part 1:Determination of cerium content—Ammonium ferrous sulfate titration method 
  Issued on: 2021-10-11   Price(USD): 150.0
GB/T 24981.1-2020 Test methods of rare earth long afterglow phosphors—Part 1:Determination of emission dominantpeak and chromaticity coordinates 
  Issued on: 2020-11-19   Price(USD): 90.0
GB/T 18115.2-2020 Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 2:Determination of lanthanum,praseodymium,neodymium,samarium,europium,gadolinium,terbium,dysprosium,holmium,erbium,thulium,ytterbium,lutetium and yttrium conten 
  Issued on: 2020-11-19   Price(USD): 400.0
GB/T 39494-2020 Determination for coating adhesion of rare earth permanent magnetic materials for drive motor of new energy vehicle 
  Issued on: 2020-11-19   Price(USD): 165.0
GB/T 14635-2020 Rare earth metals and their compounds—Determination of total rare earth content 
  Issued on: 2020-11-19   Price(USD): 200.0
GB/T 24981.2-2020 Test methods of rare earth long afterglow phosphors—Part 2:Determination of afterglow brightness 
  Issued on: 2020-11-19   Price(USD): 90.0
GB/T 39492-2020 Testing method of quantum efficiency for white LED phosphor 
  Issued on: 2020-11-19   Price(USD): 105.0
GB/T 18115.1-2020 Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 1:Determination of cerium,praseodymium,neodymium,samarium,europium,gadolinium,terbium,dysprosium,holmium,erbium,thulium,ytterbium,lutetium and yttrium contents in lanthanum metal and oxide 
  Issued on: 2020-11-19   Price(USD): 285.0
GB/T 38986-2020 Methods of descaling and cleaning for zirconium and zirconium alloy surfaces 
  Issued on: 2020-07-21   Price(USD): 100.0
GB/T 13747.12-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 12：Determination of silicon content—Molybdenum blue spectrophotometry 
  Issued on: 2019-12-31   Price(USD): 100.0
GB/T 13747.2-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 2：Determination of iron content—1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry 
  Issued on: 2019-12-31   Price(USD): 120.0
GB/T 13747.7-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 7：Determination of manganese content—Patassium periodate spectrometry and inductively coupled plasma atomic emission spectrometry 
  Issued on: 2019-12-31   Price(USD): 100.0
GB/T 15076.2-2019 Methods for chemical analysis of tantalum and niobium—Part 2:Determination of niobium content in tantalum—Inductively coupled plasma atomic emission spectrometry and stratography gravimetry 
  Issued on: 2019-12-31   Price(USD): 140.0
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