ISO 7466-1986 水果和蔬菜制品 5-羟甲基糖醛含量的测定

标准号：ISO 7466-1986
中文标准名称：水果和蔬菜制品 5-羟甲基糖醛含量的测定
英文标准名称：Fruit and vegetable products; Determination of 5-hydroxymethylfurfural (5-HMF) content
标准类型：B30;X04
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：B30;X04
国际标准分类号：07.080
适用范围：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.