2025-12-14 216.73.216.3
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Code of China
Chinese National Standard List: Rare refractory metals and their compounds

GB/T 14843-1993 Lithium niobate single crystals 
  Issued on: 1993-01-02   Translation Price(USD): 130.0
YS/T 659-2007 Designation and composition of tungsten and tungsten alloy wrought product 
  Issued on: 2007-11-14   Translation Price(USD): 140.0
GB/T 4324.25-2012 Methods for chemical analysis of tungsten - Part 25: Determination of oxygen content - Pulse heating inert gas fusion-infrared absorption method 
  Issued on: 2012-12-31   Translation Price(USD): 120.0
YS/T 860-2013 Vanadium pentoxide used for non-ferrous master alloy and catalyst 
  Issued on: 2013-4-25   Translation Price(USD): 140.0
YS/T 568.5-2008 Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of sodium content-Flame atomic absorption spectrophotometric method 
  Issued on: 2008-3-12   Translation Price(USD): 140.0
GB/T 26019-2010 Methods for chemical analysis of high impurity tungsten mineral—Determination of tungsten trioxide content—Twice separation and igniting gravimetric method 
  Issued on: 2011-1-10   Translation Price(USD): 140.0
YS/T 501-2013 Determination of Thorium Dioxide Content in Thorium - Tungsten Alloys Gravimetric Method 
  Issued on: 2013-10-17   Translation Price(USD): 120.0
GB/T 4190-1984 Doped molybdenum bars 
  Issued on: 1984-3-9   Translation Price(USD): 70.0
GB/T 4310-1984 Vanadium 
  Issued on: 1984-3-27   Translation Price(USD): 184.0
YS/T 861.4-2013 Methods for chemical analysis of niobium-titanium alloy—Part 4:Determination of carbon content—The high-frequency infrared absorption method 
  Issued on: 2013-4-25   Translation Price(USD): 120.0
GB/T 4324.23-2012 Methods for chemical analysis of tungsten - Part 23: Determination of sulfur content - The combustion-conductometric titration and high frequency combustion-infrared absorption method 
  Issued on: 2012-12-31   Translation Price(USD): 180.0
GB/T 5192-1985 Technical requirements of synthetic scheelite 
  Issued on: 1985-05-18   Translation Price(USD): 184.0
YS/T 573-2006 Tantalum powders 
  Issued on: 2006-07-27   Translation Price(USD): 100.0
YS/T 676-2008 Molybdenum-aluminium intermediate alloy 
  Issued on: 2008-3-12   Translation Price(USD): 140.0
GB/T 4325.5-2013 Methods for chemical analysis of molybdenum—Part 5:Determination of antimony content—Atomic fluorescence spectrometry 
  Issued on: 2013-5-9   Translation Price(USD): 120.0
GB/T 3463-1995 Tantalum wires 
  Issued on: 1995-10-17   Translation Price(USD): 130.0
YS/T 640-2007 Tantalum foil for capacitors 
  Issued on: 2007-4-13   Translation Price(USD): 120.0
GB/T 4325.16-2013 Methods for chemical analysis of molybdenum—Part 16:Determination of potassium content—Flame atomic absorption spectrometry 
  Issued on: 2013-5-9   Translation Price(USD): 120.0
GB/T 14841-1993 Tantalum and tantalum alloy rods and bars 
  Issued on: 1993-01-02   Translation Price(USD): 264.0
GB/T 23272-2009 Tungsten wire for lighting and electronic equipments 
  Issued on: 2009-1-5   Translation Price(USD): 240.0
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