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YS/T 574.4-2009 Methods for chemical analysis of zirconium powder for electro-vacuum uses—The molybdenum blue spectrophotometric method for determination of phosphorus 90.0 via email in 1~3 business day valid
GB/T 4324.15-2008 Methods for chemical analysis of tungsten - Determination of magnesium content - The flame atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry 120.0 via email in 1~3 business day valid
GB/T 15072.18-2008 Test method of precious metal alloys - Determination of zirconium and gadolinium contents for gold alloys - Inductively coupled plasma atomic emission spectrometry 120.0 via email in 1~3 business day valid
YS/T 519.2-2009 Methods for chemical analysis of arsenic Part 2: Determination of antimony content-Malachite green spectrophotometric method 90.0 via email in 1~3 business day valid
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 592-2006 Gold[Ⅰ] potassium cyanide for electroplating 165.0 via email in 1~3 business day abolished
GB/T 18036-2008 The test method of thermo-emf for platinum 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 abolished
GB/T 5235-1985 Wrought nickels and nickel alloys-Chemical composition and forms of wrought products 60.0 via email in 1~3 business day abolished
GB/T 6150.9-2009 Methods for chemical analysis of tungsten concentrates—Determination of copper content—Flame atomic absorption spectrometry 110.0 via email in 1~3 business day valid
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
YS/T 70-2005 Blister copper 75.0 via email in 1~3 business day abolished
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 5156-2013 Magnesium Alloy Extruded Profiles 200.0 via email in 1~3 business day valid
YS/T 226.6-2009 Methods for chemical analysis of selenium Part 6: Determination of sulfur content - Diphenylcarbazide spectrophotometry 90.0 via email in 1~3 business day valid
GB/T 23614.1-2009 Methods for chemical analysis of titanium nickel shape memory alloy—Part 1:Determination of nickel content—Dimethylglyoxime precipitate separation-EDTA complex-zinc chloride back titration 120.0 via email in 1~3 business day valid
GB/T 5230-1995 Electrodeposited copper foil 150.0 via email in 1~3 business day valid
GB/T 2967-1989 Cast tungsten carbide 30.0 via email in 1~3 business day abolished
GB/T 26288-2010 Dichlorodiammine palladium (Ⅱ) 110.0 via email in 1~3 business day valid
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