UNI EN 13523-22:2017
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Current
The latest, up-to-date edition.
Coil coated metals - Test methods - Part 22: Colour difference - Visual comparison
Published date
20-04-2017
This part of the EN 13523 series specifies the procedure for determining the difference in the colour of an organic coating on a metallic substrate by visual comparison against a standard using either diffuse natural daylight or artificial daylight in a standard booth.
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