Paints and varnishes - Visual comparison of colour of paints
NORM herausgegeben am 1.10.2020
Bezeichnung normen: ČSN EN ISO 3668
Zeichen: 670530
Katalog-Nummer: 511113
Ausgabedatum normen: 1.10.2020
Zahl der Seiten: 20
Gewicht ca.: 60 g (0.13 Pfund)
Land: Tschechische technische Norm
Kategorie: Technische Normen ČSN
This document specifies a method for the visual comparison of the colour of films of paints or related products against a standard (either a reference standard or a freshly prepared standard) using artificial light sources in a standard booth.
It is not applicable to coatings containing special-effect pigments, e.g. metallic, without previous agreement on all details of illuminating and viewing condition