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GB 6730.8-1986 Methods for chemical analysis of iron ores; The potassium dichromate volumetric method for the determination of iron(2) content 60 (USD) via email in 1-3 business day ABOLISHED
GB 6730.20-1986 Methods for the chemical analysis of iron ores; The volumetric method for the determination of phosphorus content 105 (USD) via email in 1-3 business day ABOLISHED
GB 6730.1-1986 Methods for chemical analysis of iron ores; Preparation of predried test samples for chemical analysis 30 (USD) via email in 1-3 business day ABOLISHED
YS/T 1047.11-2015 Methods for chemical analysis of copper magnetite—Part 11:Determination of magnet iron content—Potassium dichromate titration method 180 (USD) via email in 1-3 business day VALID
SN/T 0832-1999 Determination of iron silicon calcium manganese aluminium titanium magnesium and phosphorus in iron ores for import and export—Wavelength dispersive X-ray fluorescence spectrometric method 150 (USD) via email in 1-3 business day VALID
YB/T 4267-2011 Division of production grade for iron ores via email in please email coc@codeofchina.com for quotation
GB 6730.17-1986 Methods for chemical analysis of iron ores; The combustion iodometric method for the determination of sulfur content 75 (USD) via email in 1-3 business day ABOLISHED
YS/T 1047.1-2015 Methods for chemical analysis of copper magnetite—Part 1:Determination of copper content—2,2-biquinoly spectrophotometric method and flame atomic absorption spectrometric method 180 (USD) via email in 1-3 business day VALID
GB 6730.12-1986 Methods for chemical analysis of iron ores; The chrome azurol S photometric method for the determination of aluminum content 75 (USD) via email in 1-3 business day ABOLISHED
YS/T 1047.6-2015 240 (USD) via email in 1-3 business day VALID
GB 6730.16-1986 Methods for chemical analysis of iron ores; The barium sulfate gravimetric method for the determination of sulfur content 60 (USD) via email in 1-3 business day ABOLISHED
GB 6730.21-1986 Method for chemical analysis of iron ores; The potassium periodate photometric method for the determination of manganese content 90 (USD) via email in 1-3 business day ABOLISHED
GB 6730.11-1986 Methods for chemical analysis of iron ores; The fluoride replacement complexometric method for the determination of aluminum content 90 (USD) via email in 1-3 business day ABOLISHED
GB 6730.44-1986 Methods for chemical analysis of iron ores; The 1-(2-pyridylazo)-2-naphthol photometric method for the determination of zinc content 75 (USD) via email in 1-3 business day ABOLISHED
YS/T 1047.2-2015 Methods for chemical analysis of copper magnetite—Part 2:Determination of total iron content—Potassium dichromate titration methods 180 (USD) via email in 1-3 business day VALID
GB 6730.50-1986 Methods for chemical analysis of iron ores; The gas volumetric method for the determination of total carbon content 90 (USD) via email in 1-3 business day ABOLISHED
GB 6730.2-1986 Methods for chemical analysis of iron ores; Gravimetric method for the determination of moisture content 30 (USD) via email in 1-3 business day ABOLISHED
GB 10322-1988 315 (USD) via email in 1-3 business day ABOLISHED
GB 6730.34-1986 Methods for chemical analysis of iron ores; The pyrocatechol violet-cetyl trimethylamine bromide photometric method for the determination of tin content 90 (USD) via email in 1-3 business day ABOLISHED
GB 6730.27-1986 Methods for chemical analysis of iron ores; The lanthanum-alizarin complexon photometric method for the determination of fluorine content 60 (USD) via email in 1-3 business day ABOLISHED
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