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ISO 6636-3:1983

Fruit and vegetable products — Determination of zinc content — Part 3: Dithizone spectrometric method ISO 6636-3:1983

Publication date:   Dec 1, 1983

General information

90.93 Standard confirmed   Aug 26, 2024

ISO

ISO/TC 34/SC 3 Fruits and vegetables and their derived products

International Standard

67.080.01   Fruits, vegetables and derived products in general

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Scope

The method consists in decomposing of organic matter, neutralizing of the solution obtained, adding of 1,5-diphenylthiocabazone solution, extracting of the zinc complex thus furmed with chloroform and measuring of the absorbance of the extract at a wavelength of 538 nm.

Life cycle

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PUBLISHED
ISO 6636-3:1983
90.93 Standard confirmed
Aug 26, 2024