ISO/TC 34 Lebensmittelerzeugnisse,
ISO/TC 34 Food products,
ISO/TC 34 Produits alimentaires,
ISO Internationale Organisation für Normung,
ISO International Organization for Standardization,
ISO Organisation Internationale de Normalisation
Sie können Bookmarks mittels Listen verwalten, loggen Sie sich dafür bitte in Ihr SLUB Benutzerkonto ein.
Medientyp:
Norm
Titel:
ISO 7366
:
Animal and vegetable fats and oils; Determination of 1-monoglycerides and free glycerol contents
Weitere Titel:
Tierische und pflanzliche Fette und Öle; Bestimmung von 1-Monoglyceriden und freiem Glycerin
Corps gras d'origines animale et végétale; Dosage des mono-1 glycérides et du glycérol lib
Beschreibung:
The method consists in dissolving of a test portion in chloroform, extracting of free glycerol from this sulution with acetic acid solution, oxidizing of 1-monoglycerides in the chloroform solution by an excess of periodic acid solution, adding of potassium iodide and titration of the liberated iodine with a sodium thiosulfate standard volumetric solution. Oxidation of free glycerol in the aqueous solution by an excess of periodic acid solution, adding of potassium iodide titration of the liberated iodine with a sodium thiosulfate standard volumetric solution.