Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 18882.3-2002 Chemical analysis methods for mixed rare earth oxide of ion-absorpted type RE ore-Determination of fifteen REO relative content-Inductively coupled plasma atomic essission spectrographic method 120.0 via email in 1~3 business day abolished
YS/T 574.4-2009 Methods for chemical analysis of zirconium powder for electro-vacuum uses—The molybdenum blue spectrophotometric method for determination of phosphorus 90.0 via email in 1~3 business day valid
GB/T 3253.2-2008 Methods for chemical analysis of antimony and antimony trioxide - Determination of iron content - Orthophenanthroline spectrophotometric method 60.0 via email in 1~3 business day valid
GB/T 3253.3-2008 Methods for chemical analysis of antimony and antimony trioxide - Determination of lead content - Flame atomic absorption spectrometric method 60.0 via email in 1~3 business day valid
GB/T 18762-2002 Filler precious metal and their alloy brazing materials 135.0 via email in 1~3 business day valid
YS/T 938.3-2013 Chemical analysis methods of gold alloys and palladium alloys for dental ceramic restoration―Part 3:Determination of silver content―Flame atomic absoption spectrometry and potentiometric titration 165.0 via email in 1~3 business day valid
GB/T 4324.15-2008 Methods for chemical analysis of tungsten - Determination of magnesium content - The flame atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry 120.0 via email in 1~3 business day valid
GB/T 3884.10-2012 Methods for chemical analysis of copper concentrstes - Part 10: Determination of Antimony content - Hydride generation atomic fluorescence spectrometry method 120.0 via email in 1~3 business day valid
GB/T 23276-2009 Method for chemical analysis of palladium compounds - Determination of palladium content - Complexometric tityation using butanedione dioxime releasing EDTA 120.0 via email in 1~3 business day valid
GB/T 15072.18-2008 Test method of precious metal alloys - Determination of zirconium and gadolinium contents for gold alloys - Inductively coupled plasma atomic emission spectrometry 120.0 via email in 1~3 business day valid
YS/T 519.2-2009 Methods for chemical analysis of arsenic Part 2: Determination of antimony content-Malachite green spectrophotometric method 90.0 via email in 1~3 business day valid
YS/T 276.10-2011 Methods for chemical analysis of indium Part 10:Determination of bismuth aluminium lead iron copper cadmium tin and thallium content-Inductively coupled plasma atomic emission spectrometry 180.0 via email in 1~3 business day valid
YS/T 1013-2014 165.0 via email in 1~3 business day valid
YS/T 775.6-2011 Methods for chemical analysis of lead anode slime- Part 6:Determination of copper content -lodine titration method 120.0 via email in 1~3 business day valid
YS/T 592-2006 Gold[Ⅰ] potassium cyanide for electroplating 165.0 via email in 1~3 business day valid
GB/T 18036-2008 The test method of thermo-emf for platinum 120.0 via email in 1~3 business day valid
XB/T 614.2-2011 Chemical analysis method of gadolinium-magnesium alloy—Part 2:Determination of magnesium content—EDTA titrimetry 120.0 via email in 1~3 business day valid
GB/T 3254.4-1998 Antimony trioxide--Determination of copper content 75.0 via email in 1~3 business day superseded
GB/T 2086-1989 Inflammable fine aluminium powder 30.0 via email in 1~3 business day superseded
GB/T 5235-1985 Wrought nickels and nickel alloys-Chemical composition and forms of wrought products 60.0 via email in 1~3 business day abolished
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