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ISO 2460:1973

Sodium hydrogen carbonate for industrial use — Determination of iron content — 1,10- Phenanthroline photometric method

Standard Details

The method is applicable to products having a content equal to or greater than 0,1 mg/kg. The principle concists in reduction of the iron(III) by hydroxylammoniumchloride. Formation of a iron(II)-1,10-phennanthroline complex in a buffered solution. Photometric measurement of the coloured complex at a wavelength of about 510 nm.

General Information

Status : Published
Standard Type: Main
Document No: ISO 2460:1973
Document Year: 1973
Pages: 2
Edition: 1

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ISO 2460:1973
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