2025-12-9 10.1.6.65
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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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 240.0 via email in 1~3 business day valid,,2022-5-1
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 255.0 via email in 1~3 business day valid,,2022-5-1
GB/T 40795.2-2021 Chemical analysis methods of lanthanum-cerium metals and their compounds—Part 2:Determination of rare earth content 200.0 via email in 1~3 business day valid,,2022-5-1
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 150.0 via email in 1~3 business day valid,,2022-5-1
GB/T 40854-2021 Lanthanum-cerium metal 100.0 via email in 1~3 business day valid,,2022-5-1
GB/T 18113-2021 High temperature lanthanum chromite electric heating module 160.0 via email in 1~3 business day valid,,2022-5-1
GB/T 40790-2021 Sintered cerium-based and cerium-rich permanent magnet materials 240.0 via email in 1~3 business day valid,,2022-5-1
GB/T 40792-2021 Test method of weight loss of sintered neodymium iron boron permanent magnets 180.0 via email in 1~3 business day valid,,2022-5-1
GB/T 40793-2021 Nonmetallic coatings for sintered neodymium iron boron permanent magnets 240.0 via email in 1 business day valid,,2022-5-1
GB/T 12690.4-2021 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 4: Determination of oxygen and nitrogen contents—Impulse-infrared absorption and impulse-thermal conductivity method 120.0 via email in 1~3 business day valid,,2022-5-1
GB/T 40386-2021 Recycling materials for pure aluminium 180.0 via email in 1 business day valid,,2022-3-1
GB/T 40382-2021 Recycling materials for wrought aluminium alloys 615.0 via email in 1 business day valid,,2022-3-1
GB/T 15078-2021 Testing method for contact resistance of precious metals electrical contact materials 165.0 via email in 1~3 business day valid,,2022-3-1
GB/T 13586-2021 Recycled aluminium 225.0 via email in 1~3 business day valid,,2022-3-1
T/JXTX 0003-2021 Method for chemical analysis of copper concentrates-Determination of gold content -Plastic foam adsorption- Flame atomic absorption spectrometry method via email in business day valid,,2022-1-27
GB/T 8152.15-2021 Methods for chemical analysis of lead concentrates—Part 15:Determination of soluble lead content—Flame atomic absorption spectrometry 110.0 via email in 1~3 business day valid,,2021-12-1
GB/T 8151.24-2021 Methods for chemical analysis of zinc concentrates—Part 24:Determination of soluble zinc content—Flame atomic absorption spectrometry 105.0 via email in 1~3 business day valid,,2021-11-1
GB/T 13449-2021 Method for sampling and sample preparation of gold lump ores 165.0 via email in 1~3 business day valid,,2021-11-1
GB/T 11066.11-2021 Methods for chemical analysis of gold-Part 11:Determination of magnesium, chromium, manganese, iron, nickel copper, palladium, silver, tin, antimony, lead and bismuth contents-Inductively coupled plasma mass spectrometry 165.0 via email in 1~3 business day valid,,2021-11-1
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 400.0 via email in 1~5 business day valid,,2021-10-1
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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 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 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 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 40854-2021 Lanthanum-cerium metal 
  Issued on: 2021-10-11   Price(USD): 100.0
GB/T 18113-2021 High temperature lanthanum chromite electric heating module 
  Issued on: 2021-10-11   Price(USD): 160.0
GB/T 40790-2021 Sintered cerium-based and cerium-rich permanent magnet materials 
  Issued on: 2021-10-11   Price(USD): 240.0
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 40793-2021 Nonmetallic coatings for sintered neodymium iron boron permanent magnets 
  Issued on: 2021-10-11   Price(USD): 240.0
GB/T 12690.4-2021 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 4: Determination of oxygen and nitrogen contents—Impulse-infrared absorption and impulse-thermal conductivity method 
  Issued on: 2021-10-11   Price(USD): 120.0
GB/T 40386-2021 Recycling materials for pure aluminium  
  Issued on: 2021-08-20   Price(USD): 180.0
GB/T 40382-2021 Recycling materials for wrought aluminium alloys 
  Issued on: 2021-08-20   Price(USD): 615.0
GB/T 15078-2021 Testing method for contact resistance of precious metals electrical contact materials  
  Issued on: 2021-08-20   Price(USD): 165.0
GB/T 13586-2021 Recycled aluminium 
  Issued on: 2021-08-20   Price(USD): 225.0
T/JXTX 0003-2021 Method for chemical analysis of copper concentrates-Determination of gold content -Plastic foam adsorption- Flame atomic absorption spectrometry method 
  Issued on: 2021-12-28   Price(USD):
GB/T 8152.15-2021 Methods for chemical analysis of lead concentrates—Part 15:Determination of soluble lead content—Flame atomic absorption spectrometry  
  Issued on: 2021-05-21   Price(USD): 110.0
GB/T 8151.24-2021 Methods for chemical analysis of zinc concentrates—Part 24:Determination of soluble zinc content—Flame atomic absorption spectrometry 
  Issued on: 2021-04-30   Price(USD): 105.0
GB/T 13449-2021 Method for sampling and sample preparation of gold lump ores  
  Issued on: 2021-04-30   Price(USD): 165.0
GB/T 11066.11-2021 Methods for chemical analysis of gold-Part 11:Determination of magnesium, chromium, manganese, iron, nickel copper, palladium, silver, tin, antimony, lead and bismuth contents-Inductively coupled plasma mass spectrometry  
  Issued on: 2021-04-30   Price(USD): 165.0
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
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