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YS/T 441.3-2014 Management rules of nonferrous metals balance—Part 3:Zinc enrichment and metallurgy (USD) via email in 1-3 business day VALID
YS/T 873-2013 Specification of polishing coating on aluminum alloy (USD) via email in 1-3 business day VALID
GB/T 22660.2-2008 Chemical analysis methods of lithium fluoride - Part 2: Determination of moisture content - By gravimetric method (USD) via email in 1-3 business day VALID
YS/T 876-2013 Standard practice for extrusion solution heat treatment for wrought aluminium alloys (USD) via email in 1-3 business day VALID
GB/T 27675-2011 Designation system for aluminium and aluminium alloys composite sheets,strips and foils (USD) via email in 1-3 business day VALID
YB 701-1970 via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 22660.5-2008 Chemical analysis methods of lithium fluoride - Part 5: Determiantion of calcium content - Flame atomic absorption spectrometric method (USD) via email in 1-3 business day VALID
YS/T 3009-2012 Dynamic observation technical specification of groundwater in gold mine (USD) via email in 1-3 business day VALID
YS/T 3006-2011 Calculation methods of gold recovery rate of cyanide leaching and zinc dust precipitation (USD) via email in 1-3 business day VALID
GB/T 22666-2008 Lithium fluoride (USD) via email in 1-3 business day VALID
YS/T 441.5-2014 Management rules of nonferrous metals balance—Part 5:Gold and silver metallurgy (USD) via email in 1-3 business day VALID
GB/T 22660.4-2008 Chemical analysis methods of lithium fluoride - Part 4: Determiantion of magnesium content - Flame atomic absorption spectrometric method (USD) via email in 1-3 business day VALID
YS/T 594-2006 Rhodium(Ⅲ) nitrate via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 8013.1-2007 Anodic oxide coating and organic polymer coatings on aluminium and its alloys-Part 1:Anodic oxide coatings via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
YS/T 3002-2012 Specification of sample preparation for gold-bearing ore (USD) via email in 1-3 business day VALID
GB/T 26492.4-2011 Defects for wrought aluminium and aluminium alloys ingots and products—Part 4:Defects for foils (USD) via email in 1-3 business day VALID
LD/T 65.4-1994 via email in ABOLISHED please email coc@codeofchina.com for quotation
YS/T 441.1-2014 Management rules of nonferrous metals balance—Part 1:Copper enrichment and metallurgy (USD) via email in 1-3 business day VALID
YS/T 441.2-2014 Management rules of nonferrous metals balance—Part 2:Lead enrichment and metallurgy (USD) via email in 1-3 business day VALID
YS/T 88-1995 (USD) via email in 1 business day ABOLISHED
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