Résumé
The method consists in decomposing the organic matter, followed by reduction of trivalent iron by hydroxyammonium chloride, forming, in a buffered medium, of the stable iron(II)/1,10 phenanthroline complex, and photometric measuring of the red-coloured complex at a wavelength of 508 nm.
Informations générales
-
État actuel: PubliéeDate de publication: 1978-05Stade: Norme internationale confirmée [90.93]
-
Edition: 1Nombre de pages: 3
-
Comité technique :ISO/TC 34/SC 3ICS :67.080.01
- RSS mises à jour