ISO 11641:2012 specifies a method for determining the colour fastness to perspiration of leather of all kinds at all stages of processing. It applies particularly to gloving, clothing and lining leathers, as well as leather for the uppers of unlined shoes
DS/EN ISO 11641:2012 history
2012DS/EN ISO 11641:2012 Leather - Tests for colour fastness - Colour fastness to perspiration
2010DS/EN 14139:2010 Ophthalmic optics - Specifications for ready-to-wear spectacles