UNI EN 13523-3:2022
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Current
The latest, up-to-date edition.
Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison
Published date
13-01-2022
This document specifies procedures for determining the instrumental colour difference (CIELAB) of an organic coating on a metallic substrate compared to another one used as a reference (usually called reference) and the metamerism depending on the illuminant.
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