Search
×
FR

Placeholder headline

This is just a placeholder headline

ISO/TR 42505:2026 Sharing economy — Shared manufacturing — Concepts and models

$

192

BUY NOW

Placeholder headline

This is just a placeholder headline

ISO 4306-1:2026 Cranes — Vocabulary — Part 1: General

$

436

BUY NOW

Placeholder headline

This is just a placeholder headline

ISO 21316:2026 Traditional Chinese medicine — Isatis indigotica root

$

192

BUY NOW

Placeholder headline

This is just a placeholder headline

TEMA 11th Edition – Book of Standards (Not for Resale)

$

0

BUY NOW

ISO 5517:1978

ISO 5517:1978 Fruits, vegetables and derived products – Determination of iron content – 1,10- Phenanthroline photometric method

CDN $85.00

Description

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.

Edition

1

Published Date

1978-05-01

Status

PUBLISHED

Pages

3

Language Detail Icon

English

Format Secure Icon

Secure PDF

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.

Previous Editions

Can’t find what you are looking for?

Please contact us at: