标准编号：ISO 12625-7:2021
中文名称：光学特性的判定 第7部分：亮度和D65/10°（户外日光）色彩的测量
英文名称：Tissue paper and tissue products — Part 7: Determination of optical properties — Measurement of brightness and colour with D65/10° (outdoor daylight)
发布日期：2021-08
标准范围
This document specifies testing procedures for the instrumental determination of brightness and colour of tissue paper and tissue products viewed under outdoor daylight conditions. It also gives specific instructions for the preparation of test pieces (single-ply, multi-ply products) and for the optical measurements of products, where special precautions can be necessary.
标准预览图
立即下载标准文件