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JOURNAL OF KUNMING METALLURGY COLLEGE ›› 2014, Vol. 30 ›› Issue (1): 10-14.DOI: 10.3969/j.issn.1009-0479.2014.01.003

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AlkaliFusionvolumetricDeterminationofPotassium FluorosilicateVanadium andTitanium SlaginSilicaContent

YAN Hai,DUAN Jiahua,MA Linze   

  1. QualityandMeasurementTestingCenter,KunmingIron&SteelGroupCo.Ltd.YuxiYunnan653100,China
  • Online:2014-03-31 Published:2014-03-31

Abstract:
Accordingpotassiumfluorosilicateprecipitationbasetitrationprinciple,byselectingtheappropriatereagents,controlsacidityandconstantprecipitationtemperatureandothermeasurestoeliminatethecoprecipitationofTiO2andAl2
O3interference,toexploreanimprovedalkalifusionfluorineDeterminationofvanadiumandtitaniumpotassiumsilicateprecipitatedsilicaslagmethod.Accuracyofthemethodwithinthescopeofthenationalstandard,andtherelativestandarddeviation(RSD)oflessthan1%,whichisareliabledeterminationofvanadiumtitaniumslagsilicacontentanalysismethod.

Key words: potassiumfluorosilicate, vanadiumandtitaniumslag, silica

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