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 38.3-1992 45.0 via email in 1~3 business day abolished
GB/T 2774-2006 Manganese metal 120.0 via email in 1~3 business day valid
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 343-1994 Low carbon steel wire for general uses 105.0 via email in 1~3 business day abolished
GB/T 10561-1989 Steel-Determination of content of non-metallic inclusion-Micrographic method using standard diagrams 180.0 via email in 1~3 business day superseded
GB/T 11072-1989 Indium antimonide polycrystal, single crystals and as-cut slices 120.0 via email in 1~3 business day superseded
GB/T 24591-2009 Seamless steel tubes for high pressure feedwater heater 210.0 via email in 1~3 business day valid
GB/T 14991-1994 Deformable permanent-magnet steels 90.0 via email in 1~3 business day superseded
YS/T 281.3-1994 Cobalt -- Determination of silicon content -- Molybdenum blue spectrophotometric method 30.0 via email in 1~3 business day superseded
GB/T 6481-1994 Hollow hexagonal drill rods with tapered connection for rock drilling 60.0 via email in 1~3 business day abolished
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
JB/T 8833-2001 Positioner 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
GB/T 3622-2012 Titanium and titanium alloy strip and foil 270.0 via email in 1~3 business day valid
HB 6731.11-2005 Methods for spectrometric analysis of aluminium alloys - Part 11: Determination of beryllium content by flame atomic absorption spectrometric method 90.0 via email in 1~3 business day valid
GB/T 7731.12-2008 Ferrotungsten - Determination of sulfur content - Infrared absorption method and combustion titration method 120.0 via email in 1~3 business day valid
YS/T 981.4-2014 105.0 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
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