BS 7020-4.2: 1990 ISO 9507:1990 : Analysis of iron ores — Part 4: Method for the determination of total iron content — Section 4.2 Titanium (III) chloride reduction methods
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This International Standard specifies two titrimetric methods, free from mercury pollution, for the determination of total iron content in iron ores, using potassium dichromate as titrant after reduction of iron(III) by tin(II) chloride and titanium(III) chloride.
Specimen preparation; Volumetric analysis; Chemical analysis and testing; Reduction methods; Statistical methods of analysis; Testing conditions; Determination of content; Reproducibility; Iron ores; Minerals; Concentration (chemical); Metalliferous minerals; Iron
BS 7020-4.2: 1990 ISO 9507:1990 : Analysis of iron ores — Part 4: Method for the determination of total iron content — Section 4.2 Titanium (III) chloride reduction methods