Објављен
The method is applicable to products having a content equal to or greater than 0,1 mg/kg. The principle concists in reduction of the iron(III) by hydroxylammoniumchloride. Formation of a iron(II)-1,10-phennanthroline complex in a buffered solution. Photometric measurement of the coloured complex at a wavelength of about 510 nm.
ОБЈАВЉЕН
ISO 2460:1973
90.93
Одлука о потврђивању стандарда
14. 2. 2025.
НАПУШТЕН
ISO/CD 2460