1、BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06Leather - Tests for colour fastness - Colour fastness to salivaBS EN ISO 20701:2018National forewordThis British Standard is the UK implementation of EN ISO 20701:2018. It is identical to ISO 20701:2017.The UK participa
2、tion in its preparation was entrusted to Technical Committee TCI/69, Footwear b) a description of the type of leather tested and which surface of the leather was tested;c) the numerical grey-scale rating obtained for the staining of the filter paper;d) the numerical grey-scale rating obtained for th
3、e change in colour of the leather specimen;e) details of any deviations from the procedure specified.4 ISO 2017 All rights reservedBS EN ISO 20701:2018ISO 20701:2017(E)Bibliography1 DIN 53160-1:2010, Determination of the colour fastness of articles for common use Part 1: Test with artificial saliva
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