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ISO 6560:1983 (R2024)
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
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Summary
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.
Notes
90.93 : Norme internationale confirmée
Technical characteristics
| Publisher | International Organization for Standardization (ISO) |
| Publication Date | 11/01/1983 |
| Confirmation Date | 08/26/2024 |
| Edition | 1 |
| Page Count | 3 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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