ISO 7723:1984 Preview
Manganese ores and concentrates -- Determination of titanium content -- 4,4'-Diantipyrylmethane spectrometric method
The method is applicable to products having a titanium content of 0,01 to 0,5 % (m/m). ISO 7723 should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sample, procedure and expression of results.