Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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YS/T 281.3-1994 Cobalt -- Determination of silicon content -- Molybdenum blue spectrophotometric method 30.0 via email in 1~3 business day abolished
GB/T 10574.2-2003 Methods for chemical analysis of Tin-lead solders-Determination of antimony content 150.0 via email in 1~3 business day valid
GB 8648.9-1988 45.0 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 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
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
GB/T 10574.12-1989 Tin-lead solders-Determination of cadmium content-Catalytic oscillopolarographic method 30.0 via email in 1~3 business day superseded
GB 8648.14-1988 30.0 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GB/T 3254.4-1998 Antimony trioxide--Determination of copper content 75.0 via email in 1~3 business day superseded
YS/T 74.5-2010 Methods for chemical analysis of cadmium—Part 5:Determination of copper content—Lead diethyldithio-carbamate spectrophotometry 120.0 via email in 1~3 business day valid
YS/T 475.2-2005 Methods for chemical analysis of cast bearing metals - Determination of lead content - EDTA titrimetric method 75.0 via email in 1~3 business day valid
GB/T 10574.1-1989 Tin-lead solders-Determination of tin content-Potassium iodate titrimetric method 45.0 via email in 1~3 business day abolished
SN/T 1031.1-2001 Method for the chemical analysis of crude antimony trioxide for export - Determination of mercury content 60.0 via email in 1~3 business day superseded
GB/T 8151.10-2012 Methods for chemical analysis of zinc concentrates—Part 10:Determination of tin content—Hydride generation-atomic fluorescence spectrometry 120.0 via email in 1~3 business day valid
YS/T 746.4-2010 Methods for chemical analysis of lead-free tin-based solders—Part 4:Determination of lead content—Flame atomic absorption spectrometric method 180.0 via email in 1~3 business day valid
GB/T 8151.4-2012 Methods for chemical analysis of zinc concentrates—Part 4:Determination of silicon dioxide content—Molybdenum blue spectrophotometry 120.0 via email in 1~3 business day valid
YS/T 240.9-2007 Methods for chemical analysis of bismuth concentrate-Determination of lead content-Iodometric method and the flame atomic absorption spectrometric method 90.0 via email in 1~3 business day valid
GB/T 8151.13-2012 Methods for chemical analysis of zinc concentrates—Part 13:Determination of germanium content—Hydride generation-atomic fluorescence spectrometry and the phenyl fluorone spectrophptometric method 180.0 via email in 1~3 business day valid
GB/T 12689.3-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of cadmium content—The flame atomic sbsorption spectrometric method 90.0 via email in 1~3 business day valid
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