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GB/T 3254.4-1998 Antimony trioxide--Determination of copper content 75.0 via email in 1~3 business day superseded
YS/T 441.1-2014 255.0 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 950-2014 Methods for sampling and sample preparation of laterite nickel ores in bulk 375.0 via email in 1~5 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 418-2012 Nonferrous-metals concentrate products—Packing,marking,transporting and storing 120.0 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GB/T 3254.5-1998 Antimony trioxide--Determination of iron content 75.0 via email in 1~3 business day superseded
GB/T 23607-2009 Methods for chemical analysis of copper anode mud—Determination of arsenic,bismuth,iron,nickel,lead,antimony,selenium and tellurium content—Inductively coupled plasma-atomic emission 180.0 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
GB/T 26289-2010 Methods for chemical analysis of high purity selenium—Determination of boron,aluminum,iron,zinc,arsenic,silver,tin,antimony,tellurium,mercury,magnesium,titanium,nickel,copper,gallium, 180.0 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 745.8-2010 Methods for chemical analysis of copper anode slime - Part 8: Determination of arsenic content - Hydride generation-atomic fluorescence spectrometry method 90.0 via email in 1~3 business day valid
YS/T 3015.4-2013 Methods for chemical analysis of gold-loaded carbon—Part 4:Determination of copper、iron、calcium and magnesium contents—Inductively coupled plasma-atomic emission spectrometry 180.0 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
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
GB/T 3254.1-1998 Antimony trioxide―Determination of antimony trioxide content 75.0 via email in 1~3 business day superseded
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
GB/T 27673-2011 Copper,lead,zinc and nickel concentrates—Determination of mass loss of bulk material on drying 210.0 via email in 1~3 business day valid
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