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GB/T 23364.5-2009 Methods for chemical analysis of high purity indium oxide - Part 5: Determination of chlorine content - Mercuric sulfocyanide spectrophotometry (USD) via email in 1-3 business day VALID
GB/T 18762-2002 Filler precious metal and their alloy brazing materials via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 19445-2004 Products of prectious metals and their alloys—Packing,arking,transporting and storing via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
JB/T 9499.2-1999 Method for chemical analysis of constantan resistance alloy The potassium iodide-sodium thiosulfate titrimetric method for the detemination of copper content via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
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 766-2011 Safety specification for storege of electronic waste (USD) via email in 1-3 business day VALID
GB/T 26314-2010 Designation and composition of zirconium and zirconium alloys (USD) via email in 1-3 business day VALID
YS/T 708-2009 The norm of energy consumption for producing nickel concentrate (USD) via email in 1-3 business day VALID
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
GB/T 23603-2009 Test method of titanium and titanium alloy surface contamination layer (USD) via email in 1-3 business day VALID
GB/T 22666-2008 Lithium fluoride (USD) via email in 1-3 business day VALID
GB/T 15017-1994 Physical characters and physical values terms definitions for electric resistance alloys (USD) via email in 1-3 business day ABOLISHED
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
GB/T 23362.6-2009 Methods for chemical analysis of high purity indium hydroxide - Part 6: Determination of the loss on ignition - Gravimetric analysis (USD) via email in 1-3 business day VALID
GB/T 15011-1994 Cold-rolled(drawn)seamless tubes of corrosion-resisting alloy (USD) via email in 1-3 business day ABOLISHED
GB/T 18116.2-2000 Yttrium-europium oxide-Determination of europium oxide content -Inductively coupled plasma atomic emission spectrographic method (USD) via email in 1-3 business day ABOLISHED
GB/T 15006-1994 General rules of dimensions,shape,surface quality,test method and inspection for elastic alloys (USD) via email in 1-3 business day ABOLISHED
GB/T 13297-1991 General rules for packaging, marking and certification of precision alloys (USD) via email in 1-3 business day ABOLISHED
GB/T 18115.8-2000 Lanthanum oxide-Determination of cerium oxide,..... via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 13822-1992 Test specimens for non ferrous diecasting alloys via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
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