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GB/T 14352.5-2010 Methods for chemical analysis of tungsten ores and molybdenum ores—Part 5:Determination of zinc content 110.0 via email in 1~3 business day valid
YS/T 385-2006 Antimony concentrate 75.0 via email in 1~3 business day valid
GB/T 14353.18-2014 Methods for chemical analysis of copper ores, lead ores and zine ores. Part 18: Determination of copper content, lead content, zinc content, cobalt content and nickel content 260.0 via email in 1~3 business day valid
GB/T 14353.14-2014 Methods for chemical analysis of copper ores, lead ores and zinc ore―Part 14:Determination of germanium content 150.0 via email in 1~3 business day valid
GB 20664-2006 Limitation concentration of natural radioactivity in non-ferrous metal ores and concentrates products 120.0 via email in 1~3 business day valid
HG/T 2252-1991 Sampling and Preparation Methods for Samples of Celestite Ores 30.0 via email in 1~3 business day valid
GB/T 14352.2-2010 Methods for chemical analysis of tungsten ores and molybdenum ores—Part 2:Determination of molybdenum content 110.0 via email in 1~3 business day valid
GB/T 14352.16-2010 Methods for chemical analysis of tungsten ores and molybdenum ores - Part 16:Determination of selenium content 150.0 via email in 1~3 business day valid
GB/T 14352.3-2010 Methods for chemical analysis of tungsten ores and molybdenum ores—Part 3:Determination of copper content 110.0 via email in 1~3 business day valid
GB/T 14353.1-2010 Methods for chemical analysis of copper ores lead ores and zinc ores - Part 1: Determination of copper content 170.0 via email in 1~3 business day valid
GB/T 8152.10-2006 Methods for chemical analysis of lead concentrates―Determination of silver and gold content―Fire assay and flame atomic absorption spectrometric method using scorification or cupellation 285.0 via email in 1~3 business day valid
GB/T 14353.5-2010 Methods for chemical analysis of copper ores lead ores and zinc ores - Part 5: Determination of nickel content 110.0 via email in 1~3 business day valid
YB/T 505.1-2007 Vanadium and Titanium Slag - Determination of Silicon Dioxide Content - Gravimetric Method 45.0 via email in 1~3 business day valid
YS/T 385-1994 60.0 via email in 1~3 business day abolished
GB/T 14352.6-2010 Methods for chemical analysis of tungsten ores and molybdenum ores - Part 6:Determination of cadmium content 110.0 via email in 1~3 business day valid
YS 5031-1997 Code for power design of non-ferrous metals processing plants 1560.0 via email in 1~3 business day valid
GB/T 14352.15-2010 Methods for chemical analysis of tungsten ores and molybdenum ores - Part 15:Determination of germanium content 150.0 via email in 1~3 business day valid
DB37/T 3302-2018 via email in business day valid
GB/T 14353.3-2010 Methods for chemical analysis of copper ores lead ores and zinc ores - Part 3: Determination of zinc content 170.0 via email in 1~3 business day valid
GB/T 14353.2-2010 Methods for chemical analysis of copper ores lead ores and zinc ores - Part 2: Determination of lead content 170.0 via email in 1~3 business day valid
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