ISO 5631-2:2022

Paper and board — Determination of colour by diffuse reflectance — Part 2: Outdoor daylight conditions (D65/10°)
Autor: ISO
Código ICS: 85.060


This document specifies a method for measuring the colour of paper and board by the diffuse reflectance method with the elimination of specular gloss.It can be used to determine the colour of papers or boards that contain fluorescent whitening agents, provided the UV content of the illumination on the test piece has been previously adjusted to give the calibrated colorimetric value corresponding to CIE standard illuminant D65, using a fluorescent reference standard with an assigned CIE whiteness (D65/10°) value provided by an authorized laboratory, as described in ISO 11475.This document is not applicable to coloured papers or boards that incorporate fluorescent dyes or pigments.

Especificaciones de la Norma
Fecha de Publicación 19/07/2022
Título Secundario Papier et carton — Détermination de la couleur par réflectance diffuse — Partie 2: Conditions de lumière du jour extérieure (D65/10°)
Páginas Técnicas 12
Idioma Inglés