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YS/T 575.21-2006 Methods for chemical analysis of bauxite -- Determination of organic carbon content -- Titrimetric method $224.00 via email in 1~3 business day superseded
GB/T 1819.7-2004 Methods for chemical analysis of tin concentrates - Determination of bismuth content - Flame atomic absorption spectrometric method $184.00 via email in 1~3 business day superseded
YS/T 254.7-1994 Methods for chemical analysis of beryllium concentrates-beryl The gravimetric method for the determination of water content $15.00 via email in 1~3 business day abolished
GB/T 6730.62-2005 Iron ores—Determination of calcium,silicon,manganese,titanium,phosphorus magnesium,aluminium and barium content—Wavelength dispersive X-ray fluorescence spectrometric method $370.00 immediately valid
GB/T 7739.3-2007 Methods for chemical analysis of gold concentrates—Part 3:Determination of arsenic contents $180.00 via email in 1~3 business day superseded
GB/T 4102.7-1983 Methods for chemical analysis of high-titanium slag and rutile;The gravimetric method for the determination of silicon dioxide content $184.00 via email in 1~3 business day superseded
YS/T 3013-2012 Technical Specification for Observation of Tunnel Displacement for the Underwater Gold Mining Engineering $270.00 via email in 1~3 business day valid
GB/T 211-2017 Determination of total moisture in coal $130.00 immediately valid
GB/T 6730.17-2014 Iron ores―Determination of sulfur content―Combustion iodometric method $160.00 via email in 1~3 business day valid
GB/T 14352.5-1993 Mehtoss for chemical analysis of tungsten ores molybdenum ores. Determination of zinc content. Flame atomic absorption spectrometric method $184.00 via email in 1~3 business day abolished
GB/T 17416.1-1998 Method for chemical analysis of Zirconium ores--Determination of Zirconium (Hafnium) content--xylenol orange photometric method $220.00 via email in 1~3 business day abolished
GB 6730.10-1986 Methods for chemical analysis of iron ores - The gravimetric method for the determination of silicon content $60.00 via email in 1~3 business day abolished
GB/T 14260-1993 General rules for sampling and sample preparation of heavy nonferrous metals flotation concentrates in bulk $330.00 via email in 1~5 business day abolished
YS/T 509.5-2006 Methods for chemical analysis of sqodumenite and lepidolite concentrates The EDTA volumetric method for the determination of ferric oxide content $180.00 via email in 1~3 business day valid
YB/T 2406-2005 Manganese-rich slag $184.00 via email in 1~3 business day superseded
YS/T 358.9-2011 Methods for chemical analysis of tantalite,colubite concentrate—Part 9:Determination of antimony content—Inductively coupled plasma atomic emission spectrometry $120.00 via email in 1~3 business day valid
GB/T 17414.1-2010 Method for chemical analysis of beryllium ores—Part 1:Determination of beryllium content—Eriochrome cyanine R photometric method $140.00 via email in 1~3 business day valid
GB/T 2466.3-1996 Pyrites and concentrate―Determination of copper content―Part 3:BCO spectrophotometric method $75.00 via email in 1~3 business day abolished
YS/T 820.5-2012 Methods for Chemical Analysis of Laterite Nickel Ores - Part 5: Determination of Cobalt Content - Flame Atomic Absorption Spectrometry $120.00 via email in 1~3 business day valid
GB 6730.5-1986 Methods for chemical analysis of iron ores; The titanium chloride-potassium dichromate volumetric method for the determination of total iron content $45.00 via email in 1~3 business day superseded
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