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GB/T 6730.9-2016 Iron ores-Determination of silicon content-- Silicomolybdic blue spectrophotometric method reduced by ammonium ferrous sulfate $160.00 via email in 1~3 business day valid
GB/T 8454-2020 Reduced ilmenite powder for welding rob-Determination of ferrous iron content- Potassi um dichromate titrimetric method $135.00 via email in 1~3 business day valid
GB/Z 42358-2023 Iron ores—Wavelength dispersive X-ray fluorescence spectrometers—Determination of precision $435.00 via email in 1~5 business day valid
GB/Z 42520-2023 Guidelines for X-ray fluorescence spectrometric laboratory practice for the analysis of iron ores $375.00 via email in 1~5 business day valid
GB/Z 42521-2023 Iron ores—Recommended procedures for iron ore dissolution using either acid digestion or alkali fusion $225.00 via email in 1~3 business day valid
SN/T 5632.1-2024 The analysis method of iron ores-Part 1:Determination of total iron content-EDTA photometric titration method using fusion decomposition $210.00 via email in 1~3 business day valid
SN/T 5632.2-2024 The analysis method of iron ores-Part 2 :Determination of chloride content Combustion ion chromatography $150.00 via email in 1~3 business day valid
YB/T 4267-2011 Division of production grade for iron ores $184.00 via email in 1~3 business day valid
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 $165.00 via email in 1~3 business day valid
YS/T 1047.10-2015 Method for chemical analysis of copper magnetite―Part 10:Determination of iron(Ⅱ)oxide content―Potassium dichromate titration method $144.00 via email in 1~3 business day valid
YS/T 1047.11-2015 Methods for chemical analysis of copper magnetite―Part 11:Determination of magnet iron content―Potassium dichromate titration method $144.00 via email in 1~3 business day valid
YS/T 1047.2-2015 Methods for chemical analysis of copper magnetite―Part 2:Determination of total iron content―Potassium dichromate titration methods $165.00 via email in 1~3 business day valid
YS/T 1047.3-2015 Methods for chemical analysis of copper magnetite―Part 3:Determination of copper and iron contents―Sodium hyposulfite titration $165.00 via email in 1~3 business day valid
YS/T 1047.4-2015 Methods for chemical analysis of copper magnetite―Part 4:Determination of sulfur content―High frequency combustion with infrared absorption method $165.00 via email in 1~3 business day valid
YS/T 1047.5-2015 Methods for chemical analysis of copper magnetite-Part 5:Determination of phosphorus content-Titrimetric method $165.00 via email in 1~3 business day valid
YS/T 1047.6-2015 Methods for chemical analysis of copper magnetite-Part 6:Determination of copper,total iorn,silicon dioxide,alumina oxide,calcium oxide,magnesium oxide,titanium dioxide,manganese oxide and phosphorus contents-Wavelength dispersive X-ray fluorescence spectrometric method $225.00 via email in 1~3 business day valid
YS/T 1047.7-2015 Methods for chemical analysis of copper magnetite-Part 7:Determination of copper,manganese,aluminium,calcium,magnestium,titanium and phosphorus contents-Inductively coupled plasma atomic emission spectrometric method $165.00 via email in 1~3 business day valid
YS/T 1047.9-2015 Methods for chemical analysis of copper magnetite - Part 9: Determination of metallic iron content - Sulfosalicylic acid photometric method $160.00 via email in 1~3 business day valid
YS/T 786-2012 Shaped Refractory Insulating Products-red Mud and Flyash Bricks $120.00 via email in 1~3 business day valid
YS/T 787-2012 Recovery of iron ore from red mud $120.00 via email in 1~3 business day valid
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