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GB/T 15076.7-1994 Methods for chemical analysis of tantalum and niobium-Determination of phospherus content in niobium 45.0 via email in 1~3 business day valid
GB/T 29916-2013 Chemical Analysis Methods for Lanthanum Magnesium Alloy 390.0 via email in 1~3 business day valid
GB/T 12690.27-1990 Rare-earth metals and their oxides-Determination of ignition loss-Gravimetric method 15.0 via email in 1~3 business day abolished
GB/T 12690.12-2003 Neodymium and samarium-Determination of oxygen content-Impulse-infrared absorption method 135.0 via email in 1~3 business day valid
HB 7716.13-2002 Spectrometric analysis of titanium alloys Part 13: Determination of aluminum chromium copper molybdenum manganese neodymium tin vanadium zirconium content -- Inductively coupled plasma atomic emission spectrometric method 105.0 via email in 1~3 business day valid
GB/T 15076.11-1994 Methods for chemical analysis of tantalum and niobium-Determination of arsenic antimony,lead,tin and bismuth contents in niobium 60.0 via email in 1~3 business day valid
GB/T 18116.3-2000 Yttrium-europium oxide-Determination of europium oxide content-Fluorescent spectrophotometric method 15.0 via email in 1~3 business day abolished
YS/T 426.4-2000 Method for chemical analysis of antimony-beryllium pellets - Determination of lead iron manganese maynesium contents - Atomic absorption spectrophotometric method 60.0 via email in 1~3 business day valid
GB/T 2592.4-1981 Thallium;Determination of zinc content;Dithizone extraction photometric method 30.0 via email in 1~3 business day abolished
YS/T 520.8-2007 Chemical analysis of gallium Part 8 Determination of indium content The ethyl violet spectrophotometric method 90.0 via email in 1~3 business day valid
GB/T 18882.1-2008 Chemical analysis methods of mixed rare earth oxide of ion-absorpted type RE ore - Determination of fifteen REO relative content 210.0 via email in 1~3 business day valid
YS/T 520.10-2006 Methods for chemical analysis of gallium The atomic absorption spectrophotometric method for the determination of zine content 60.0 via email in 1~3 business day abolished
GB/T 26416.2-2010 Chemical analysis methods of dysprosium ferroalloy—Part 2:Determination of rare earth impurity contents—Inductively coupled plasma atomic emission spectrometry 180.0 via email in 1~3 business day valid
GB/T 4698.10-1996 Sponge titanium, titanium and titanium alloys - Determination of chromium content in the presence of Vanadium-Ammonium ferrous sulfate titration method 30.0 via email in 1~3 business day valid
YS/T 539.7-2006 Nickel base alloy powder -- Determination of cobalt content -- Nitroso-R salt spectrophotometric method 30.0 via email in 1~3 business day superseded
GB/T 15679.1-1995 Samarium cobalt permanent magnet alloy powder-Determination of samarium and cobalt 45.0 via email in 1~3 business day superseded
GB 11064.1-1989 carbonate - Determination of lithium carbonate content - Acid-alkali titrimetric method 30.0 via email in 1~3 business day valid
YS/T 514.10-2009 Methods for chemical analysis of high titanium slag and rutile—Part 10:Determination of carbon content—High frequency infrared absorption method 90.0 via email in 1~3 business day valid
GB/T 12690.14-2006 Chemical analysis methods of non-rare earth impurities in rare earth metals and their oxides Determination of titanium in rare earth metals 120.0 via email in 1~3 business day valid
YS/T 558-2006 Methods for emission spectrum analysis of molybdenum 105.0 via email in 1~3 business day superseded
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