ISO 7466:1986

This standard was last reviewed and confirmed in 2016. Therefore this version remains current.

Abstract

The method comsists in preparing of a test solution by adding water to test portion, in the case of products containing more than 10 mg of free sulphur dioxide per litre, adding of acetaldhyde, then adding of p-toluidine and barbituric acid solution to an aliquot potion of the test solution, thus forming a red coloration by reaction with 5-hydroxymethylfurfural present, and spectrometric measuring at a wavelenght of 550nm.

General information

Status
: Published

Publication date
: 1986-09
Edition
: 1

Number of pages
: 3
Technical Committee
: ISO/TC 34/SC 3 Fruits and vegetables and their derived products
ICS
:
67.080.01 Fruits, vegetables and derived products in general