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GB/T 6609.15-2004 Chemical analysis methods and Determination of physical performance of alumina Determination of chlorine content-Ferric thiocyanate photometric method 60.0 via email in 1~3 business day valid
YS/T 581.14-2006 Determination of chemical contents and physical properties of aluminium fluoride Part 14: Determination of untamped density 75.0 via email in 1~3 business day valid
YS/T 575.5-2007 Methods for chemical analysis of bauxite Part 5:Determination of iron oxide content-Orthophenanthroline photometric method 90.0 via email in 1~3 business day valid
GB/T 6609.7-2004 Chemical analysis methods and Determination of physical performance of alumina Determination of titanium dioxide content-Diantiprylmehane photometric method 60.0 via email in 1~3 business day valid
YS/T 667.3-2009 The testing methods for chemical alumina—Part 3—Determining concentration of cadmium,chromium and vanadium in 4A zeolite by ICP-AES 90.0 via email in 1~3 business day valid
YS/T 581.4-2006 Determination of chemical contents and physical properties of aluminium fluoride Part 4:Determination of aluminium by the EDTA volumetric method 75.0 via email in 1~3 business day valid
YS/T 575.14-2007 Methods for chemical analysis of bauxite Part 14:Determination the total content of rare earth oxide Tribromo-arsenazo photometric method 90.0 via email in 1~3 business day valid
GB/T 33908-2017 Technical specification for testing of liquidus temperature of the electrolyte 165.0 via email in 1~3 business day valid
YS/T 735-2010 Determination of the ash content in carbon glue used for aluminium production 90.0 via email in 1~3 business day valid
YS/T 587.6-2006 Calcined coke for prebaked blocks -- Testing methods -- Part 6: Determination of electrical resistivity of granules 90.0 via email in 1~3 business day valid
YB/T 5278-2007 Dolomite 75.0 via email in 1~3 business day valid
SN/T 1404-2004 Determination of manganese content in fluorspar for export - Flame atomic absorption spectrometric method 90.0 via email in 1~3 business day valid
YS/T 581.10-2006 Determination of chemical contents and physical properties of aluminium fluoride Part 10: Determination of sulphur content by X-ray fluorescence spectrometric method 60.0 via email in 1~3 business day valid
YS/T 1095-2015 404.0 via email in business day valid
YS/T 63.12-2006 Carbonaceous material used in the production of aluminium -- Part 12 : Prebaked anodes -- Determination of the reactivity to carbon dioxide -- Loss in mass method 150.0 via email in 1~3 business day valid
GB/T 6609.2-2009 Chemical analysis methods and determination of physical performance of aluminium hydroxide - Part 2: Determination of loss of mass at 300℃ and 1000℃ 180.0 via email in 1~3 business day valid
GB/T 26930.7-2014 Carbonaceous materials used in the production of aluminium―Pitch for electrodes―Part 7:Determination of the softening point(Mettler softening point method) 120.0 via email in 1~3 business day valid
YS/T 63.8-2006 Carbonaceous materials used in the production of aluminium - Part 8: Determination of the density in xylene by a pyknometric method 120.0 via email in 1~3 business day valid
GB/T 6609.27-2004 Chemical analysis methods and Determination of physical performance of alumina Particle size analysis-Sieving method 45.0 via email in 1~3 business day abolished
GB/T 26297.6-2010 Sampling of carbonaceous materials used for aluminium production—Part 6:Cokes for electrodes 170.0 via email in 1~3 business day valid
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