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ISO 6632:1981

Fruits, vegetables and derived products — Determination of volatile acidity ISO 6632:1981

Publication date:   Nov 1, 1981

General information

90.93   Standard confirmed   Jan 20, 2025

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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Published

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Scope

The method consists in acidifying a test portion with tartaric acid, entraining the volatile acids by steam distillation and titrating the distillate with standard volumetric sodium hydroxide solution in the presence of phenolphthalein as an indicator. The method is applicable to all fresh products, to products preserved without chemical preservatives, and to products to which sulphur dioxide has been added.

Life cycle

NOW

PUBLISHED
ISO 6632:1981
90.93 Standard confirmed
Jan 20, 2025

REVISED BY

ABANDON
ISO/PWI 6632




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