DIN EN ISO 11640 : 2018现行
Leather –Tests for colour fastness –Colour fastness to cycles of to-and-fro rubbing (ISO 11640:2018);German version EN ISO 11640:2018
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
This document specifies a method for determining the behaviour of the surface of a leather on rubbing with a wool felt.
EN ISO 11640:2018 - Identical
ISO 11640:2018 (IULTCS/IUF 450) FR - Identical
EN ISO 11640 : 2012 - Identical
EN ISO 11640 : 2012 - Identical
ISO 11640:2018 (IULTCS/IUF 450) FR - Identical
EN ISO 11640:2018 - Identical
