BS EN 20105-A02:1994 Grey Colour Scales
Current
Current
The latest, up-to-date edition.
Textiles. Tests for colour fastness Grey scale for assessing change in colour (including half-steps)
Available format(s)
Hardcopy
Language(s)
English
Published date
15-07-1990
Publisher
Ten pairs of areas in white or grey exhibiting five degrees of contrast which increase geometrically.
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