Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 4372.2-2014 Methods for chemical analysis of zinc oxide produced by direct process―Part 2:Determination of lead oxide content―Flame atomic absorption spectrometry method 90.0 via email in 1 business day valid
GB/T 4372.6-2014 Methods for chemical analysis of zincoxide produced by direct process―Part 6:Testing of metallic zinc 90.0 via email in 1 business day valid
GB/T 4372.3-2001 Methods for chemical analysis of zinc oxide produced by direct process-Determination of copper oxide content-Atomic absorption spectrometry method 184.0 via email in 1~3 business day superseded
YS/T 928.1-2013 Methods for Chemical Analysis of Nickel Cobalt Manganese Composite Hydrogenoxide Part 1: Determination of Chloride Ion Contents Silver Chloride Turbidimetry 120.0 via email in 1~3 business day valid
GB/T 3253.3-2001 Methods for chemical analysis of antimony--Determination of lead and copper contents 100.0 via email in 1~3 business day superseded
GB/T 3260.5-2013 Methods for Chemical Analysis of Tin - Part 5: Determination of Antimony Content - the Malachite Green Photometric Method 100.0 via email in 1~3 business day valid
GB/T 3884.9-2012 Methods for chemical analysis of copper concentrates―Part 9:Determination of arsenic and bismuth contents―Hydride generation-atomic fluorescence spectrometry method The potassium bromate titration method and The silver diethyl dithiocarbamate photometri 220.0 via email in 1~3 business day valid
GB/T 8151.24-2021 Methods for chemical analysis of zinc concentrates—Part 24:Determination of soluble zinc content—Flame atomic absorption spectrometry 105.0 via email in 1~3 business day to be valid
GB/T 13818-2009 Die casting zinc alloys 120.0 via email in 1 business day valid
GB/T 8151.23-2020 Methods for chemical analysis of zinc concentrates—Part 23:Determination of mercury content—Solid sampling and direct mercury analysis method 120.0 via email in 1~3 business day valid
GB/T 12689.5-1990 Zinc and zinc alloys―Determination of silicon content―Molybdenum blue spectrophotometric method 180.0 via email in business day abolished
GB/T 8151.10-2012 Methods for chemical analysis of zinc concentrates—Part 10:Determination of tin content—Hydride generation-atomic fluorescence spectrometry 80.0 via email in 1~3 business day valid
GB/T 4103.9-2012 Methods for chemical analysis of lead and lead alloys - Part 9: Determination of calcium content 140.0 via email in 1~3 business day valid
GB/T 12689.1-2010 Methods for chemical analysis of zinc and zinc alloys—Part 1:Determination of aluminum content—Chromazurol Spolyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometry,Chromeazurol S spectrophotometric method and EDTA titrimetry 240.0 via email in 1~3 business day valid
GB/T 8152.14-2019 Methods for chemical analysis of lead concentrates—Part 14:Determination of silicon dioxide content—Molybdenum blue spectrophotometry 100.0 via email in 1~3 business day valid
GB/T 12689.1-1990 Zinc and zinc alloys―Determination of aluminium content―EDTA titrimetric method 180.0 via email in business day abolished
T/CIQA 8-2020 Determination of antimony and bismuth content in lead concentrates—Inductively coupled plasma atomic emission spectrometric method 105.0 via email in 1~3 business day
GB/T 3884.8-2012 Methods for chemical analysis of copper concentrates - Part 8: Determination of zinc content - Na2EDTA titration method 120.0 via email in 1~3 business day valid
GB/Z 39124-2020 Method for chemical analysis of lead concentrates—Determination of antimony content—Ce(SO4)2 titration method 105.0 via email in 1~3 business day valid
YS/T 461.9-2013 Methods for Chemical Analysis of Lead and Zinc Bulk Concentrates - Part 9: The Determination of Silver Content - Flame Atomic Absorption Spectrometry 120.0 via email in 1~3 business day valid


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