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ISO 6632:1981

Fruits, vegetables and derived products — Determination of volatile acidity

Standard Details

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.

General Information

Status : Published
Standard Type: Main
Document No: ISO 6632:1981
Document Year: 1981
Pages: 9
Edition: 1
  • ICS:
  • 67.080.01 Fruits, vegetables and derived products in general

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ISO 6632:1981
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