Published
The principle of the method specified is assessing the difference in colour between dyeings made in the presence and in the absence of salts of the metal present (due to its use in the construction of dying machinery or resulting from water and steam used in dyeing) with the grey scale.
PUBLISHED
ISO 105-Z02:1993
90.60
Close of review
Sep 3, 2025
Textiles - Tests for colour fastness - Part Z02: Colour fastness to metals in the dyebath: Iron and copper (ISO 105-Z02:1993)
90.93 Standard confirmed