Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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YS/T 347-2004 Copper and copper alloys - Estimation of average grain size $150.00 via email in 1~3 business day superseded
YS/T 37.1-2007 High pure germanium dioxide-Determination of chlorine content-Mercuric sulfocyanide spectrophotometric method $184.00 via email in 1~3 business day superseded
YS/T 37.2-2007 High pure germanium dioxide - Determination of silicon content-Molybdenum blue spectrophotometric method $224.00 via email in 1~3 business day superseded
YS/T 37.3-2007 High pure germanium dioxide-Determination of arsenic content-Graphite furnace atomic absorption spectrophotometric method $224.00 via email in 1~3 business day superseded
YS/T 37.4-2007 High pure germanium dioxide - Determination of magnesium aluminium cobalt nickel copper zinc indium lead calcium iron and arsenic content-Inductively coupled plasma mass spectrometric $304.00 via email in 1~3 business day superseded
YS/T 37.5-2007 High pure germanium dioxide-Determination of iron content-Graphite furnace atomic absorption spectrometric method $224.00 via email in 1~3 business day superseded
YS/T 600-2009 Analysis method of hydrogen in liquid aluminium and aluminium alloys the method of the closed gas loop circulation $120.00 via email in 1~3 business day valid
YS/T 685-2009 Analyser of hydrogen in liquid aluminium and aluminium alloys $120.00 via email in 1~3 business day valid
YS/T 799-2012 Test Method for the Surface Cleaness of Aluminum and Aluminum Alloy $90.00 via email in 1~3 business day valid
YS/T 864-2013 Method of Slab Band Tinsel Surface Cleanliness Analysis of Copper and Copper Alloys $130.00 via email in 1~3 business day to be superseded
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