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DZ/T 0279.34-2016 Analysis Methods for Regional Geochemical Sample-Part 34:Determination of pH by Ion Selective Electrode Method via email in VALID please email coc@codeofchina.com for quotation
GB/T 4102.4-1983 Methods for chemical analysis of high-titanium slag and rutile;The direct combustion-coulometric method for the determination of total carbon content (USD) via email in 1-3 business day ABOLISHED
YS/T 341.4-2016 Methods for chemical analysis of nickel concentrates—Part 4:Determination of zinc content—Flame atomic absorption spectrometry (USD) via email in 1-3 business day VALID
DZ/T 0279.11-2016 Analysis Methods for Regional Geochemical Sample-Part 11:Determination of Silver,Boron and Tin Content by Alternating Current Arc-Emission Spectrometry via email in VALID please email coc@codeofchina.com for quotation
YS/T 514.9-2006 Methods for chemical analysis of high-titanium slag and rutile The persulfate oxidation-arsenite volumetric method for the determination of manganous monoxide content (USD) via email in 1-3 business day ABOLISHED
GB/T 8151.6-2000 Methode for chemical analysis of zinc concentrates-Determination of copper content (USD) via email in 1-3 business day ABOLISHED
GB/T 15080.2-1994 Antimony concentrates-Determination of arsenic content (USD) via email in 1-3 business day ABOLISHED
DZ/T 0279.1-2016 Analysis Methods for Regional Geochemical Sample-Part 1:Determination of Aluminum Oxide etc.24 Components by Pressed Power Pellets-X-ray Fluorescence Spectrometry via email in VALID please email coc@codeofchina.com for quotation
YS/T 472.1-2005 Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates --Determination of cadmium content -- Flame atomic absorption spectrometry (USD) via email in 1-3 business day VALID
YS/T 575.2-2006 Methods for chemical analysis of bauxite -- Determination of silicon dioxide content -- Gravimetric-molybdenum blue photometric method (USD) via email in 1-3 business day ABOLISHED
GB 3447.1-1982 (USD) via email in 1-3 business day ABOLISHED
YB/T 5285-2007 Sulphate titanium slag (USD) via email in 1-3 business day ABOLISHED
SN/T 1326-2003 Determination of aluminium arsenic cadmium calcium copper magnesium manganese lead in zinc concentrates for import and export -- Inductively coupled plasma atomic emission spectrometric method (ICP-AES) (USD) via email in 1-3 business day VALID
YS/T 556.3-2009 Methods for chemical analysis of antimony concentrates—Part 3:Determination of lead content—Flame atomic absorption spectrometric method (USD) via email in 1-3 business day VALID
GB/T 4102.5-1983 Methods for chemical analysis of high-titanium slag and rutile;The direct combustion-iodimetric method for the determination of sulfur content (USD) via email in 1-3 business day ABOLISHED
YS/T 556.16-2011 Methods for chemical analysis of antimony concentrates Part 16:Determination of lead zinc copper cadmium nickel content -inductively coupled plasma atomic emission spectrometry (USD) via email in 1-3 business day VALID
YS/T 472.5-2005 Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates --Determination of arsenic content -- Hydride generation-atomic fluorescence spectrometry (USD) via email in 1-3 business day VALID
DZ/T 0279.9-2016 Analysis Methods for Regional Geochemical Sample-Part 9:Determination of Thallium Content by Plastic Foam Enrichment-Inductively Coupled Plasma Optical Emission Spectromety via email in VALID please email coc@codeofchina.com for quotation
YS/T 1115.3-2016 Methods for chemical analysis of copper ores and tailings—Part 3:Determination of zinc content—Flame atomic absorption spectrometric method (USD) via email in 1-3 business day VALID
HG/T 2956.8-2001 Ascharite ores -- Determination of loss on ignition -- Gravimetric method (USD) via email in 1-3 business day VALID
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