2025-12-14 216.73.216.3
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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/T 2590.7-1981 Zirconium and hafnium oxides--Determination of phosphorus content--Ascorbic acid reduced molybdoantimonylphosphoric acid absorption photometric method 180.0 via email in 1~3 business day valid,,1982-3-1
HG/T 4075-2008 Phosphorus trichloride for industrial use-Determination of phosphoric acid content-spectrometric method 134.0 via email in 1~3 business day valid,,2008-10-1
GB/T 6609.4-1986 Methods for chemical analysis of aluminium oxide--The orthophenanthroline photometric method for the determination of ferric oxide content 180.0 via email in 1~3 business day superseded,2004-7-1,1987-7-1
GB/T 2590.1-1981 Zirconium and hafnium oxides;Determination of zirconium(hafnium)oxide contents;Mandelic acid gravimetric method 184.0 via email in 1~3 business day superseded2007-09-29,2006-10-11,1982-3-1
HG/T 2827-1997 Cuprous Cyanide for industrial use 345.0 via email in 1~3 business day superseded2012-07-01 ,2012-7-1,1997-10-1
YS/T 568.11-2006 Zirconium oxide--Determination of nickel content--2 2-furil dioxime absorption photometric method 184.0 via email in 1~3 business day superseded,2008-9-1,2006-10-11
GB/T 3283-1987 Vanadium pentoxide 180.0 via email in 1~3 business day superseded2007-09-29 ,2006-10-11,1988-7-1
HG/T 4502-2013 Nickel Monoxide for Industrial Use 210.0 via email in 1~3 business day valid,,2014-3-1
GB 1610-2009 Chromium trioxide for industrial use 170.0 via email in 1 business day valid,,2010-2-1
GB 3053-1993 Sphygmomanometer 184.0 via email in 1~3 business day valid,,1994-6-1
HG/T 3258-2001 Thiourea dioxide for industrial use 100.0 via email in 1~3 business day superseded,2011-3-1,2002-7-1
GB/T 3637-1993 Liquid sulphur dioxide 120.0 via email in 1~3 business day superseded,2012-6-1,1994-7-1
GB/T 3637-2011 Liquid sulphur dioxide 180.0 via email in 1~3 business day superseded,2022-7-1,2012-6-1
GB/T 2590.5-1981 Zirconium and hafnium oxides--Determination of sodium content--Flame atomic absorption spectrophotometric method 180.0 via email in 1~3 business day valid,,1982-3-1
YB/T 5334-2006 Methods for chemical analysis of vanadium pentoxide The AgDDTC spectrophotometric method for the determination of arsenic content 184.0 via email in 1~3 business day superseded,2010-6-1,2006-10-11
GB/T 12144-2000 Terbium oxide 224.0 via email in 1~3 business day superseded2010-02-01,2010-2-1,2000-11-1
YB/T 5330-2006 Methods for chemical analysis of vanadium pentoxide The ortho-phenanthroline spectrophotometric method for the determination iron content 184.0 via email in 1~3 business day superseded,2010-6-1,2006-10-11
GB/T 8762.6-1988 Europium oxide of phosphor grade--Determination of lead oxide, nickel oxide, iron oxide and copper oxide contents--Emission spectrographic method 180.0 via email in 1~3 business day valid,,1989-2-1
GB/T 2969-1994 Samarium oxide 184.0 via email in 1~3 business day superseded2008-09-01,2008-9-1,1994-1-2
GB/T 2590.3-1981 Zirconium and hafnium oxides--Determination of silicon content--Silicon-molybdenum blue photometric method 180.0 via email in 1~3 business day valid,,1982-3-1
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GB/T 2590.7-1981 Zirconium and hafnium oxides--Determination of phosphorus content--Ascorbic acid reduced molybdoantimonylphosphoric acid absorption photometric method 
  Issued on: 1981-06-07   Price(USD): 180.0
HG/T 4075-2008 Phosphorus trichloride for industrial use-Determination of phosphoric acid content-spectrometric method 
  Issued on: 2008-04-23   Price(USD): 134.0
GB/T 6609.4-1986 Methods for chemical analysis of aluminium oxide--The orthophenanthroline photometric method for the determination of ferric oxide content 
  Issued on: 1986-07-24   Price(USD): 180.0
GB/T 2590.1-1981 Zirconium and hafnium oxides;Determination of zirconium(hafnium)oxide contents;Mandelic acid gravimetric method 
  Issued on: 1981-06-07   Price(USD): 184.0
HG/T 2827-1997 Cuprous Cyanide for industrial use 
  Issued on: 1997-02-04   Price(USD): 345.0
YS/T 568.11-2006 Zirconium oxide--Determination of nickel content--2 2-furil dioxime absorption photometric method 
  Issued on: 2006-07-27   Price(USD): 184.0
GB/T 3283-1987 Vanadium pentoxide 
  Issued on: 1987-08-22   Price(USD): 180.0
HG/T 4502-2013 Nickel Monoxide for Industrial Use 
  Issued on: 2013-10-17   Price(USD): 210.0
GB 1610-2009 Chromium trioxide for industrial use 
  Issued on: 2009-6-2   Price(USD): 170.0
GB 3053-1993 Sphygmomanometer 
  Issued on: 1993-10-16   Price(USD): 184.0
HG/T 3258-2001 Thiourea dioxide for industrial use 
  Issued on: 2002-01-24   Price(USD): 100.0
GB/T 3637-1993 Liquid sulphur dioxide 
  Issued on: 1993-08-19   Price(USD): 120.0
GB/T 3637-2011 Liquid sulphur dioxide 
  Issued on: 2011-12-30   Price(USD): 180.0
GB/T 2590.5-1981 Zirconium and hafnium oxides--Determination of sodium content--Flame atomic absorption spectrophotometric method 
  Issued on: 1981-06-07   Price(USD): 180.0
YB/T 5334-2006 Methods for chemical analysis of vanadium pentoxide The AgDDTC spectrophotometric method for the determination of arsenic content 
  Issued on: 2006-07-27   Price(USD): 184.0
GB/T 12144-2000 Terbium oxide 
  Issued on: 2000-06-05   Price(USD): 224.0
YB/T 5330-2006 Methods for chemical analysis of vanadium pentoxide The ortho-phenanthroline spectrophotometric method for the determination iron content 
  Issued on: 2006-07-27   Price(USD): 184.0
GB/T 8762.6-1988 Europium oxide of phosphor grade--Determination of lead oxide, nickel oxide, iron oxide and copper oxide contents--Emission spectrographic method 
  Issued on: 1988-02-25   Price(USD): 180.0
GB/T 2969-1994 Samarium oxide 
  Issued on: 1994-05-09   Price(USD): 184.0
GB/T 2590.3-1981 Zirconium and hafnium oxides--Determination of silicon content--Silicon-molybdenum blue photometric method 
  Issued on: 1981-06-07   Price(USD): 180.0
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