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DZ/T 0279.20-2016 Analysis Methods for Regional Geochemical Sample-Part 20:Determination of Tungsten and Molybdenum by Alkali Fusion-Catalytic Wave Polarography via email in VALID please email coc@codeofchina.com for quotation
YS/T 556.3-2006 Antimony concentrates -- Determination of lead content (USD) via email in 1-3 business day ABOLISHED
GB/T 27679-2011 Copper,lead,zinc and nickel concentrates—Experimental methods for checking the precision of sampling (USD) via email in 1-3 business day VALID
YS/T 514.6-2006 Methods for chemical analysis of high-titanium slag and rutile The barium sulfate gravimetric method for the determination of sulfur content (USD) via email in 1-3 business day ABOLISHED
YS/T 556.12-2011 Methods for chemical analysis of antimony concentrates Part 12:Determination of bismuth content -Flame atomic absorption spectrometric method (USD) via email in 1-3 business day VALID
YS/T 1050.4-2015 Methods for chemical analysis of lead antimony concentrates—Part 4:Determination of zinc content—Na2EDTA titration metho (USD) via email in 1-3 business day VALID
GB/T 3884.4-2000 Methods for chemical analysis of copper concentrates-Determination of magnesium oxide content (USD) via email in 1-3 business day ABOLISHED
GB/T 4102.7-1983 Methods for chemical analysis of high-titanium slag and rutile;The gravimetric method for the determination of silicon dioxide content (USD) via email in 1-3 business day ABOLISHED
DZ/T 0279.2-2016 Analysis Methods for Regional Geochemical Sample-Part 2:Determination of Calcium Oxide etc.27 Elements Content by Inductively Coupled Plasma Optical Emission Spectrometry via email in VALID please email coc@codeofchina.com for quotation
GB/T 3884.12-2010 Methods for chemical analysis of copper concentrates—Part 12:Determination of fluoride content and chloride content—Ion chromatography (USD) via email in 1-3 business day VALID
YS/T 320-2007 Zinc concentrate (USD) via email in 1-3 business day ABOLISHED
MT 848.1-2000 Vulcanizing repair tape for rubber sheathed mining cables Part1:Rubber insulation repair tape (USD) via email in 1-3 business day VALID
GB/T 15926-2010 Method for chemical analysis of bismuth ores—Determination of bismuth content (USD) via email in 1-3 business day VALID
GB/T 4102.2-1983 Methods for chemical analysis of high-titanium slag and rutile;The potassium dichromate volumetric method for the determination of total iron content (USD) via email in 1-3 business day ABOLISHED
GB/T 8152.12-2006 Methods for chemical analysis of lead concentrates―Determination of cadmium content―Flame atomic absorption spectrometric method via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
YS/T 418-1999 Nonferrous-metals concentrate products -- Packing marking transporting and storing (USD) via email in 1-3 business day ABOLISHED
YS/T 514.8-2006 Methods for chemical analysis of high-titanium slag and rutile The EDTA volumetric method for the deter-mination of aluminium oxide content (USD) via email in 1-3 business day ABOLISHED
YS/T 575.21-2006 Methods for chemical analysis of bauxite -- Determination of organic carbon content -- Titrimetric method (USD) via email in 1-3 business day ABOLISHED
GB/T 3257.6-1999 Methods for chemical analysis of bauxite--Determination of titanium dioxide content--Diantipyrylmethane photometric method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
DZ/T 0279.33-2016 Analysis Methods for Regional Geochemical Samle-Part 33:Determination of Lanthanum,Cerium etc.15 Rare Earth Elements Content by Alkali Fusion-Ion Exchange-Inductively Coupled Plasma Atomic emission Spectrometry via email in VALID please email coc@codeofchina.com for quotation
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