ISO 5517:1978

Fruits, vegetables and derived products — Determination of iron content — 1,10- Phenanthroline photometric method

Publication date: May 1, 1978

General information

Current stage: 90.93 Effective date: Jan 13, 2022

Originator: ISO

Owner: ISO/TC 34/SC 3

Type: International Standard

ICS: 67.080.01

Languages: French English

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Status: Published

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Scope

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.

Life cycle

NOW

PUBLISHED
ISO 5517:1978
90.93 Standard confirmed
Jan 13, 2022

REVISED BY

ABANDON
ISO/CD 5517

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