Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished
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GB/T 3254.4-1998 Antimony trioxide--Determination of copper content 75.0 via email in 1~3 business day abolished
YS/T 441.1-2014 255.0 via email in 1~3 business day valid
YS/T 775.2-2011 Methods for chemical analysis of lead anode slime- Part 2:Determination of bismuth content -Flame atomic absorption spectrophotometry and Na2EDTA titrimetric method 180.0 via email in 1~3 business day valid
YS/T 745.5-2010 Methods for chemical analysis of copper anode slime - Part 5: Determination of tellurium content - Potassium dichromate titration method 90.0 via email in 1~3 business day valid
YS/T 952-2014 Methods for chemical analysis of multi-metallic ores―Determination of copper and molybdenum contents―Inductively coupled plasma-atomic emission spectrometry 105.0 via email in 1~3 business day valid
YS/T 227.5-2010 Methods for chemical analysis of copper anode slime - Part 2: Determination of gold content and silver content - Fire assay gravimetric method 90.0 via email in 1~3 business day valid
YS/T 950-2014 Methods for sampling and sample preparation of laterite nickel ores in bulk 375.0 via email in 1~5 business day valid
GB/T 29773-2013 The Technical Specification of Waste Water Recycle for Copper Mineral Processing Plant 170.0 via email in 1~3 business day valid
GB/T 3254.5-1998 Antimony trioxide--Determination of iron content 75.0 via email in 1~3 business day abolished
YS/T 775.5-2011 Methods for chemical analysis of lead anode slime- Part 5:Determination of gold and silver content -Fire assay gravimetric method 120.0 via email in 1~3 business day valid
YS/T 775.3-2011 Methods for chemical analysis of lead anode slime- Part 3:Determination of arsenic content -Potassium bromate titrimetric method 120.0 via email in 1~3 business day valid
YS/T 239.4-2010 Methods for chemical analysis of antimony trisulfide - Part 4: Determination of aqua-regia insolubles content - Gravimetric method 90.0 via email in 1~3 business day valid
YS/T 3015.1-2013 Methods for chemical analysis of gold-loaded carbon—Part 1:Determination of moisture content—Desiccation gravimetric method 120.0 via email in 1~3 business day valid
YS/T 745.6-2010 Methods for chemical analysis of copper anode slime - Part 6: Determination of lead content - Na2EDTA titration method 150.0 via email in 1~3 business day valid
YS/T 441.2-2014 255.0 via email in 1~3 business day valid
YS/T 441.5-2014 Management rules of nonferrous metals balance―Part 5:Gold and silver metallurgy 225.0 via email in 1~3 business day valid
YS/T 775.7-2011 Methods for chemical analysis of lead anode slime- Part 7:Determination of arsenic、copper and selenium content -Inductively coupled plasma atomic emission spectrometery 120.0 via email in 1~3 business day valid
GB/T 27680-2011 Copper,lead,zinc and nickel concentrates—Experimental methods for checking the bias of sampling 170.0 via email in 1~3 business day valid
GB/T 3254.2-1998 Antimony trioxide-Determination of arsnic content 30.0 via email in 1~3 business day superseded
YS/T 745.7-2010 Methods for chemical analysis of copper anode slime—Part 7:Determination of bismuth content—Flame atomic absorption spectrophotometry and Na2EDTA titration method 180.0 via email in 1~3 business day valid
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