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YS/T 87-2009 Methods for sampling and sample preparation of copper anode slime and lead anode slime 150.0 via email in 1~3 business day valid
YS/T 281.3-1994 Cobalt -- Determination of silicon content -- Molybdenum blue spectrophotometric method 30.0 via email in 1~3 business day abolished
YS/T 981.4-2014 105.0 via email in 1~3 business day valid
YS/T 1130-2016 Sintered porous metal-Detection methods of welding crack 75.0 via email in 1~3 business day valid
YS/T 445-2001 Methods for Chemical Analysis of Silver Concentrates 210.0 via email in 1~3 business day valid
YS/T 617.3-2007 Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 3 Determination of volatile matter(water) content Drying-degravimetric method 90.0 via email in 1~3 business day valid
YS/T 227.1-1994 Determination of bismuth content in tellurium--Potassium iodide brucine photometric method 15.0 via email in 1~3 business day abolished
YS/T 555.4-2006 Molybdenum concentrates. Determination of tin content 180.0 via email in business day
YS/T 276.10-2011 Methods for chemical analysis of indium Part 10:Determination of bismuth aluminium lead iron copper cadmium tin and thallium content-Inductively coupled plasma atomic emission spectrometry 180.0 via email in 1~3 business day valid
YS/T 37.3-1992 45.0 via email in 1~3 business day abolished
YS/T 71-2013 Chemical analysis of high purity aluminium-Determination of trace impurities-Glow discharge mass spectrometry 180.0 via email in 1~3 business day valid
YS/T 56-1993 220.0 via email in business day
YS/T 119-6-1992 Methods for determination and calculation of heat balance of special equipments for alumina production (Desiliconizing vessel) 240.0 via email in 1~3 business day valid
YS/T 248.9-2007 Methods for chemical analysis of crude lead-Determination of bismuth content-Flame atomic absorption spectrometric method 75.0 via email in 1~3 business day valid
YS/T 534.3-2006 Chemical analysis methods of aluminium hydroxide. Determination of silicon dioxide content. Molybdenum blue photometric method 220.0 via email in business day
YS/T 820.23-2012 Methods for chemical analysis of laterite nickel ores―Part 23:Determination of cobalt,iron,nickel,phosphorus,aluminium oxide,calcium oxide,chromium oxide,magnesium oxide,manganese oxide,silicon dioxide and titanium dioxide content―Wavelength dispersive 165.0 via email in 1~3 business day valid
YS/T 426.6-2000 Method for chemical analysis of antimony-beryllium pellets - Determination of beryllium oxide content - Bromine methanol method 45.0 via email in 1~3 business day valid
YS/T 494-2005 and aluminium alloy rooled sheet for washing machine 75.0 via email in 1~3 business day valid
YS/T 578-2006 Potassium fluorotantalate 90.0 via email in 1~3 business day valid
YS/T 469-2004 Determination of whitenessof alumina and aluminium hydroxide 90.0 via email in 1~3 business day valid
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