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YS/T 775.6-2011 Methods for chemical analysis of lead anode slime- Part 6:Determination of copper content -lodine titration method 120.0 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GB/T 3254.4-1998 Antimony trioxide--Determination of copper content 75.0 via email in 1~3 business day superseded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 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
GB/T 14260-2010 General rules for sampling and sample preparation of heavy nonferrous metals flotation concentrates in bulk 450.0 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 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GB/T 3254.5-1998 Antimony trioxide--Determination of iron content 75.0 via email in 1~3 business day superseded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
YS/T 775.1-2011 Methods for chemical analysis of lead anode slime- Part 1:Determination of lead content -Na2EDTA titrimetric method 120.0 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 3014-2013 Gold-loaded carbon 180.0 via email in 1~3 business day valid
YS/T 53.3-2010 Methods for chemical analysis of copper,lead,zinc original and tailing ores—Part 3:Determination of silver content—Flame atomic absorption spectrometry 120.0 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
GB/T 30082-2013 Copper, Lead and Zinc Sulfide Concentrates - Determination of Mass of Contained Metal in a Lot 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
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