
Textiles. Tests for colour fastness. Grey scale for assessing change in colour (including half-steps).
STANDARD published on 15.7.1990
Designation standards: BS EN 20105-A02:1994GREYCOLOURSCALES
Publication date standards: 15.7.1990
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS
Ten pairs of areas in white or grey exhibiting five degrees of contrast which increase geometrically. Status: Definitive