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Full Description

ISO 4691:2009 specifies a spectrophotometric method using diantipyrylmethane for the determination of the mass fraction of titanium in iron ores.

ISO 4691:2009 is applicable to a mass-fraction range of 0,02 % to 4,0 % of titanium in natural iron ores, and iron ore concentrates and agglomerates including sinter products.

 

Document History

  1. ISO 4691:2009

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    Iron ores - Determination of titanium - Diantipyrylmethane spectrophotometric method

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  2. ISO 4691:1985


    Iron ores -- Determination of titanium content -- Diantipyrylmethane spectrophotometric method

    • Historical Version