Codes & Standards - Purchase
ISO 5521:1981
Fruits, vegetables and derived products -- Qualitative method for the detection of sulphur dioxide
SKU: iso_011575_104528
Published by ISO
Publication Year 1981
1 Edition
2 pages
Product Details
The method is applicable to products having contents of 2 mg or more per kilogram. It consists in acidification of a test portion and decolourizing by the liberated gas of a starch indicator paper previously coloured blue by a trace of iodine vapour.