Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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YS/T 70-2005 Blister copper 75.0 via email in 1~3 business day abolished
GB/T 5230-1995 Electrodeposited copper foil 150.0 via email in 1~3 business day valid
YS/T 815-2012 Preparation Method of Tese Pieces for Mechanical and Technological Properties of Copper and Copper Alloys 270.0 via email in 1~3 business day valid
GB/T 467-1997 Copper cathode 75.0 via email in 1~3 business day abolished
GB/T 5121.6-1996 Copper and copperr alloys-Determination of bismuth content 90.0 via email in 1~3 business day abolished
GB/T 2056-1980 Copper sheets for anode in electro-plate via email in business day abolished
GB/T 14594-1993 Oxygen free copper sheets and strips 75.0 via email in 1~3 business day abolished
GB/T 5121.21-2008 Methods for chemical analysis of copper and copper alloys - Part 19: Determination of silver content 90.0 via email in 1~3 business day valid
YS/T 990.5-2014 Methods for chemical analysis of copper matte―Part 5:Determination of fluorine content―Ion-selective electrode method 105.0 via email in 1~3 business day valid
GB/T 5121.9-2008 Methods for chemical analysis of copper and copper alloys - Part 9: Determination of iron content 180.0 via email in 1~3 business day valid
GB/T 3133-1982 Brass wires for clocks via email in business day abolished
GB/T 5121.14-1996 Copper and copper alloys-Determination of manganese content 30.0 via email in 1~3 business day abolished
GB/T 13293.10-1991 Higher purity copper cathode-Determination of zinc content-Flame atomic absorption spectrometric method 45.0 via email in 1~3 business day abolished
GB/T 5121.12-2008 Methods for chemical analysis of copper and copper alloys - Part 12: Determination of antimony content 120.0 via email in 1~3 business day valid
GB/T 5121.1-2008 Methods for chemical analysis of copper and copper alloys—Part 1:Determination of copper content 120.0 via email in 1~2 business day valid
GB/T 5121.3-1996 Copper and copper alloys-Determination of lead content 60.0 via email in 1~3 business day abolished
GB/T 5121.22-2008 Methods for chemical analysis of copper and copper alloys - Part 22: Determination of cadmium content 120.0 via email in 1~3 business day valid
YS/T 521.5-2009 Methods for chemical analysis of blister copper—Part 5:Determination of zinc and nickel contents—Flame atomic absorption spectrometry 120.0 via email in 1~3 business day valid
YS/T 990.3-2014 Methods for chemical analysis of copper matte―Part 3:Determination of sulfur content―Gravimetric method and combustion titration method 165.0 via email in 1~3 business day valid
GB/T 5121.15-1996 Copper and copper alloys-Determination of cobalt content 30.0 via email in 1~3 business day abolished
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