2025-12-19 10.8.118.215
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 20975.33-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 33:Determination of potassium content—Flame atomic absorption spectrometric method 105.0 via email in 1~3 business day valid,,2021-10-1
GB/T 20975.20-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 20:Determination of gallium content—Butyrhodamine B spectrophotometric method 105.0 via email in 1~3 business day valid,,2021-10-1
GB/T 20975.19-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 19:Determination of zirconium content 165.0 via email in 1~3 business day valid,,2021-10-1
GB/T 20975.13-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 13:Determination of vanadium content 165.0 via email in 1~3 business day valid,,2021-10-1
GB/T 20975.8-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 8:Determination of zinc content 165.0 via email in 1~3 business day valid,,2021-10-1
GB/T 20892-2020 Praseodymium-neodymium metal 105.0 via email in 1 business day valid,,2021-10-1
GB/T 39330-2020 Technical specification for surface treatment of titanium alloy castings 130.0 via email in 1~3 business day valid,,2021-6-1
GB/T 39314-2020 General technical directives for aluminum alloy plaster investment casting 120.0 via email in 1~3 business day valid,,2021-6-1
GB/T 24982-2020 Garnet aluminate series of rare earth phosphors for white LED 225.0 via email in 1~3 business day valid,,2021-10-1
GB/T 39292-2020 Method of sampling and sample preparation for analysis of palladium carbon wastes 150.0 via email in 1~3 business day valid,,2021-10-1
GB/T 39285-2020 Method for chemical analysis of palladium compounds—Determination of chlorine content—Ion chromatography 120.0 via email in 1~3 business day valid,,2021-10-1
GB/T 23514-2020 Methods for chemical analysis of nuclear-grade Ag-In-Cd alloys 190.0 via email in 1~3 business day valid,,2021-10-1
GB/T 24980-2020 Rare earth long afterglow phosphors 190.0 via email in 1~3 business day valid,,2021-10-1
GB/T 23588-2020 Recyclable manufacturing scraps of neodymium iron boron 120.0 via email in 1 business day valid,,2021-10-1
GB/T 24981.1-2020 Test methods of rare earth long afterglow phosphors—Part 1:Determination of emission dominantpeak and chromaticity coordinates 90.0 via email in 1~3 business day valid,,2021-10-1
GB/T 24981.2-2020 Test methods of rare earth long afterglow phosphors—Part 2:Determination of afterglow brightness 90.0 via email in 1~3 business day valid,,2021-10-1
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 285.0 via email in 1~3 business day valid,,2021-10-1
GB/T 20975.32-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 32:Determination of bismuth content 150.0 via email in 1~3 business day valid,,2021-10-1
GB/T 39492-2020 Testing method of quantum efficiency for white LED phosphor 105.0 via email in 1~3 business day valid,,2021-10-1
GB/T 39494-2020 Determination for coating adhesion of rare earth permanent magnetic materials for drive motor of new energy vehicle 165.0 via email in 1~3 business day valid,,2021-10-1
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GB/T 20975.33-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 33:Determination of potassium content—Flame atomic absorption spectrometric method 
  Issued on: 2020-11-19   Price(USD): 105.0
GB/T 20975.20-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 20:Determination of gallium content—Butyrhodamine B spectrophotometric method 
  Issued on: 2020-11-19   Price(USD): 105.0
GB/T 20975.19-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 19:Determination of zirconium content 
  Issued on: 2020-11-19   Price(USD): 165.0
GB/T 20975.13-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 13:Determination of vanadium content 
  Issued on: 2020-11-19   Price(USD): 165.0
GB/T 20975.8-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 8:Determination of zinc content 
  Issued on: 2020-11-19   Price(USD): 165.0
GB/T 20892-2020 Praseodymium-neodymium metal 
  Issued on: 2020-11-19   Price(USD): 105.0
GB/T 39330-2020 Technical specification for surface treatment of titanium alloy castings 
  Issued on: 2020-11-19   Price(USD): 130.0
GB/T 39314-2020 General technical directives for aluminum alloy plaster investment casting 
  Issued on: 2020-11-19   Price(USD): 120.0
GB/T 24982-2020 Garnet aluminate series of rare earth phosphors for white LED 
  Issued on: 2020-11-19   Price(USD): 225.0
GB/T 39292-2020 Method of sampling and sample preparation for analysis of palladium carbon wastes 
  Issued on: 2020-11-19   Price(USD): 150.0
GB/T 39285-2020 Method for chemical analysis of palladium compounds—Determination of chlorine content—Ion chromatography 
  Issued on: 2020-11-19   Price(USD): 120.0
GB/T 23514-2020 Methods for chemical analysis of nuclear-grade Ag-In-Cd alloys 
  Issued on: 2020-11-19   Price(USD): 190.0
GB/T 24980-2020 Rare earth long afterglow phosphors 
  Issued on: 2020-11-19   Price(USD): 190.0
GB/T 23588-2020 Recyclable manufacturing scraps of neodymium iron boron 
  Issued on: 2020-11-19   Price(USD): 120.0
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 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 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 20975.32-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 32:Determination of bismuth content 
  Issued on: 2020-11-19   Price(USD): 150.0
GB/T 39492-2020 Testing method of quantum efficiency for white LED phosphor 
  Issued on: 2020-11-19   Price(USD): 105.0
GB/T 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
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