Resumen
Applicable to Fe contents, expressed as Fe2 O3 , equal to or more than 0.005 % (m/m). Specifies the preliminary reduction of iron (III) by means of hydroxylammonium chloride. Formation of the iron(II)-1,10-phenanthroline complex in a buffered (pH value between 3.5 and 4.2). Photometric measurement at a wavelength of about 510 nm. Replaces ISO Recommendation R 805/1968.
Informaciones generales
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Estado: RetiradaFecha de publicación: 1976-09Etapa: Retirada de la Norma Internacional [95.99]
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Edición: 1Número de páginas: 4
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Comité Técnico :ISO/TC 226ICS :71.100.10
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