ISO 6560:1983
ISO 6560:1983 Fruit and vegetable products – Determination of benzoic acid content (benzoic acid contents greater than 200 mg per litre or per kilogram) – Molecular absorption spectrometric method
CDN $76.00
Description
The method consists in extracting the acid from an acidified test portion using diethyl ether, nitrating followed by reduction and Mohler’s reaction modified with hydroxylaminehydrochloride, measuring the absorbance of the red complex obtained with a suitable spectrometer. For determining lower concentrations, see ISO 5518.
Edition
1
Published Date
1983-11-01
Status
PUBLISHED
Pages
3
Language
English
Format
Secure PDF
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Abstract
The method consists in extracting the acid from an acidified test portion using diethyl ether, nitrating followed by reduction and Mohler's reaction modified with hydroxylaminehydrochloride, measuring the absorbance of the red complex obtained with a suitable spectrometer. For determining lower concentrations, see ISO 5518.
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