NS EN ISO 11642 : 2012
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The latest, up-to-date edition.
LEATHER - TESTS FOR COLOUR FASTNESS - COLOUR FASTNESS TO WATER (ISO 11642:2012)
12-01-2013
Describes soaking a leather specimen and also a piece of adjacent fabric, laid against each side to be tested, in demineralized water, leaving the composite specimen under pressure for a specified time in a suitable apparatus, drying the leather specimen and adjacent fabric, and assessing the change in colour of the specimen and the staining of the adjacent fabric with the grey scales.
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