2025-12-21 10.8.118.215
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB 6730.10-1986 Methods for chemical analysis of iron ores - The gravimetric method for the determination of silicon content 60.0 via email in 1~3 business day superseded2015-05-01 ,2015-5-1,1987-8-1
GB 6730.5-1986 Methods for chemical analysis of iron ores; The titanium chloride-potassium dichromate volumetric method for the determination of total iron content 45.0 via email in 1~3 business day superseded,2008-3-1,1987-8-1
GB/T 6730.31-2017 Iron ores--Determination of vanadium--N-benzoyl-N-phenylhydroxylamine extraction spectrophotometric method 180.0 via email in 1~3 business day valid,,2018-6-1
GB/T 24205-2009 Iron ores fines—Method for presentation the results of sintering test 220.0 via email in 1~3 business day valid,,2010-4-1
GB/T 8454-1987 Determination of ferrous iron content in reduced ilmenite powder for welding rod 85.0 via email in 1~3 business day superseded,2020-12-1,1989-1-1
GB/T 25953-2010 Nonferrous metals mineral processing and iron concentrate recovering 100.0 via email in 1~3 business day valid,,2011-9-1
YS/T 1047.3-2015 Methods for chemical analysis of copper magnetite―Part 3:Determination of copper and iron contents―Sodium hyposulfite titration 165.0 via email in 1~3 business day valid,,2015-10-1
GB/T 6730.4-1986 Methods for chemical analysis of iron ores--The stannous chloride-mercuric chloride-potassium dichromate volumetric method for the determination of total iron content 180.0 via email in 1~3 business day abolished2005-10-14 ,,1987-8-1
YS/T 1047.5-2015 Methods for chemical analysis of copper magnetite-Part 5:Determination of phosphorus content-Titrimetric method 165.0 via email in 1~3 business day valid,,2015-10-1
YS/T 1047.11-2015 Methods for chemical analysis of copper magnetite―Part 11:Determination of magnet iron content―Potassium dichromate titration method 144.0 via email in 1~3 business day valid,,2015-10-1
GB/T 6730.28-1986 Methods for chemical analysis of iron ores; The ion-selective electrode method for the determination of fluorine content 344.0 via email in 1~3 business day superseded,2007-1-1,1987-8-1
GB/T 6730.23-1986 Methods for chemical analysis of iron ores; The ferric ammonium sulfate volumetric method for the determination of titanium content 260.0 via email in 1~3 business day superseded,2007-2-1,1987-8-1
GB/T 6730.45-1986 Methods for chemical analysis of iron ores; The diethyldithiocarbamic acid,Ag salt photometric method for the determination of arsenic content 224.0 via email in 1~3 business day superseded,2007-2-1,1987-8-1
GB/T 6730.58-2017 Iron ores--Determination of vanadium content--Flame atomic absorption spectrometric method 220.0 via email in 1~3 business day valid,,2018-6-1
GB/T 6730.13-2007 Iron ores—Determination of calcium and magnesium content—EGTA-CyDTA titrimetric method 150.0 via email in 1~3 business day to be superseded,2026-3-1,2008-3-1
GB/T 6730.52-2004 Iron ores—Determination of cobalt content—Flame atomic absorption spectrometric methnod 120.0 via email in 1~3 business day superseded2019-02-01 ,2019-2-1,2004-9-1
GB/T 6730.47-2017 Iron ores--Determination of niobium content--Sulfochlorophenol S spectrophotometric method 160.0 via email in 1~2 business day valid,,2018-6-1
GB/T 24236-2009 Iron ores for shaft direct-reduction feedstocks—Determination of the reducibility index final degree of reduction and degree of metallization 210.0 via email in 1~3 business day valid,,2010-4-1
GB 6730.34-1986 Methods for chemical analysis of iron ores - The pyrocatechol violet-cetyl trimethylamine bromide photometric method for the determination of tin content 75.0 via email in 1~3 business day superseded2018-06-01 ,2018-6-1,1987-8-1
GB 6730.2-1986 Methods for chemical analysis of iron ores - Gravimetric method for the determination of moisture content 30.0 via email in 1~3 business day superseded2019-02-01 ,2019-2-1,1987-8-1
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GB 6730.10-1986 Methods for chemical analysis of iron ores - The gravimetric method for the determination of silicon content  
  Issued on: 1986-8-19   Price(USD): 60.0
GB 6730.5-1986 Methods for chemical analysis of iron ores; The titanium chloride-potassium dichromate volumetric method for the determination of total iron content 
  Issued on: 1986-08-19   Price(USD): 45.0
GB/T 6730.31-2017 Iron ores--Determination of vanadium--N-benzoyl-N-phenylhydroxylamine extraction spectrophotometric method 
  Issued on: 2017-09-07   Price(USD): 180.0
GB/T 24205-2009 Iron ores fines—Method for presentation the results of sintering test 
  Issued on: 2009-7-8   Price(USD): 220.0
GB/T 8454-1987 Determination of ferrous iron content in reduced ilmenite powder for welding rod 
  Issued on: 1987-01-02   Price(USD): 85.0
GB/T 25953-2010 Nonferrous metals mineral processing and iron concentrate recovering 
  Issued on: 2010-12-23   Price(USD): 100.0
YS/T 1047.3-2015 Methods for chemical analysis of copper magnetite―Part 3:Determination of copper and iron contents―Sodium hyposulfite titration 
  Issued on: 2015-04-30   Price(USD): 165.0
GB/T 6730.4-1986 Methods for chemical analysis of iron ores--The stannous chloride-mercuric chloride-potassium dichromate volumetric method for the determination of total iron content 
  Issued on: 1986-08-19   Price(USD): 180.0
YS/T 1047.5-2015 Methods for chemical analysis of copper magnetite-Part 5:Determination of phosphorus content-Titrimetric method 
  Issued on: 2015-04-30   Price(USD): 165.0
YS/T 1047.11-2015 Methods for chemical analysis of copper magnetite―Part 11:Determination of magnet iron content―Potassium dichromate titration method 
  Issued on: 2015-04-30   Price(USD): 144.0
GB/T 6730.28-1986 Methods for chemical analysis of iron ores; The ion-selective electrode method for the determination of fluorine content 
  Issued on: 1986-08-19   Price(USD): 344.0
GB/T 6730.23-1986 Methods for chemical analysis of iron ores; The ferric ammonium sulfate volumetric method for the determination of titanium content 
  Issued on: 1985-12-08   Price(USD): 260.0
GB/T 6730.45-1986 Methods for chemical analysis of iron ores; The diethyldithiocarbamic acid,Ag salt photometric method for the determination of arsenic content 
  Issued on: 1986-08-19   Price(USD): 224.0
GB/T 6730.58-2017 Iron ores--Determination of vanadium content--Flame atomic absorption spectrometric method 
  Issued on: 2017-09-07   Price(USD): 220.0
GB/T 6730.13-2007 Iron ores—Determination of calcium and magnesium content—EGTA-CyDTA titrimetric method 
  Issued on: 2007-8-14   Price(USD): 150.0
GB/T 6730.52-2004 Iron ores—Determination of cobalt content—Flame atomic absorption spectrometric methnod 
  Issued on: 2004-03-24   Price(USD): 120.0
GB/T 6730.47-2017 Iron ores--Determination of niobium content--Sulfochlorophenol S spectrophotometric method 
  Issued on: 2017-09-07   Price(USD): 160.0
GB/T 24236-2009 Iron ores for shaft direct-reduction feedstocks—Determination of the reducibility index final degree of reduction and degree of metallization 
  Issued on: 2009-07-15   Price(USD): 210.0
GB 6730.34-1986 Methods for chemical analysis of iron ores - The pyrocatechol violet-cetyl trimethylamine bromide photometric method for the determination of tin content  
  Issued on: 1986-8-19   Price(USD): 75.0
GB 6730.2-1986 Methods for chemical analysis of iron ores - Gravimetric method for the determination of moisture content  
  Issued on: 1986-8-19   Price(USD): 30.0
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