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ISO 5517:1978

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

Standard Details

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

Status : Published
Standard Type: Main
Document No: ISO 5517:1978
Document Year: 1978
Pages: 3
Edition: 1
  • ICS:
  • 67.080.01 Fruits, vegetables and derived products in general

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ISO 5517:1978
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