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WARNING — This International Standard may involve hazardous materials, operations and equipment. This International Standard does not purport to address all of the safety problems associated with its use. It is the responsibility of the user of this International Standard to establish appropriate health and safety practices and determine the applicability of regulatory limitations prior to use.
This International Standard specifies a titrimetric method for the determination of the phosphorus content of iron ores, using hexaammonium heptamolybdate (ammonium molybdate).
This method is applicable to a concentration range of 0,10 % (m/m) to 5,0 % (m/m)[1)] of phosphorus in natural iron ores, and iron ore concentrates and agglomerates including sinter products.
This International Standard provides a quality control method for the determination of phosphorus by titration, however, the method cannot be used for referee purposes.
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