Abstract
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.
General information
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Status: PublishedPublication date: 1978-05Stage: International Standard confirmed [90.93]
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Edition: 1Number of pages: 3
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Technical Committee :ISO/TC 34/SC 3ICS :67.080.01
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