Standard

ISO 5521:1981

Published

Corrigenda and amendments are bought separately.

Language
Services

Abstract

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.

Document information

  • Standard from ISO
  • Published:
  • Edition: 1
  • Version: 1
  • Document type: IS
  • ICS 67.080.01
  • ISO TC ISO/TC 34/SC 3