Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
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GB/T 18114.2-2000 Methods for chemical analysis of monazite concentrates-Determination of thorium oxide content 184.0 via email in 1~3 business day abolished
YS/T 301-2007 Cobalt Concentrates 150.0 via email in 1~3 business day valid
GB/T 17417.2-2010 Method for chemical analysis of rare earth ores—Part 2:Determination of scandium content 100.0 via email in 1~3 business day valid
GB/T 17229-1998 The expertise for oceanic polymetallic nodules survey 900.0 via email in 1~3 business day valid
GB/T 7739.6-2007 Methods for chemical analysis of gold concentrates—Part 6:Determination of zinc contents 180.0 via email in 1~3 business day valid
GB/T 29509.2-2013 Methods for chemical analysis of gold-loaded carbon—Part 2:Determination of silver content—Flame atomic absorption spectrometry 120.0 via email in 1~3 business day valid
GB/T 7739.7-2007 Methods for chemical analysis of gold concentrates—Ppart 7:Determination of iron contents 124.0 via email in 1~3 business day valid
YS/T 299-1994 Artificial rutile 184.0 via email in 1~3 business day abolished
YS/T 320-1997 Zinc concentrate 184.0 via email in 1~3 business day abolished
YS/T 3013-2012 Technical Specification for Observation of Tunnel Displacement for the Underwater Gold Mining Engineering 270.0 via email in 1~3 business day valid
YS/T 231-2007 Tungsten concentrate 90.0 via email in 1~3 business day superseded
XB/T 104-2000 60.0 via email in 1~3 business day abolished
YS/T 254.4-1994 Methods for chemical analysis of beryllium concentrates-beryl The atomic absorption spectrophotometric method for determination of lithium oxide content 60.0 via email in 1~3 business day superseded
GB/T 18114.9-2000 Methods for chemical analysis of monazite concentrates-Determination of phosphor oxide content 184.0 via email in 1~3 business day abolished
GB/T 20899.3-2007 Methods for chemical analysis of gold ores—Part 3:Determination of arsenic contents 180.0 via email in 1~3 business day valid
YS/T 254.1-1994 Methods for chemical analysis of beryllium concentrates-beryl The phosphate gravimetric method for the determination of beryllium oxide content 30.0 via email in 1~3 business day abolished
GB/T 7739.1-2007 Methods for chemical analysis of gold concentrates—Part 1:Determination of gold and silver contents 60.0 via email in 1 business day to be superseded
YS/T 254.2-1994 Methods for chemical analysis of beryllium concentrates-beryl The EDTA volumetric method for the determination of ferric sesquioxide content 30.0 via email in 1~3 business day abolished
GB/T 7739.8-2007 Methods for chemical analysis of gold concentrates—Part 8:Determination of sulfur contents 180.0 via email in 1~3 business day valid
GB/T 18114.1-2000 Methods for chemical analysis of monazite concentrates-Determination of total rare earth and thorium oxide content 184.0 via email in 1~3 business day abolished


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