UNE-EN ISO 105-A05:1998 TEXTILES. TESTS FOR COLOUR FASTNESS. PART A05: INSTRUMENTAL ASSESSMENT OF CHANGE IN COLOUR FOR DETERMINATION OF GREY SCALE RATING (ISO 105-A05:1996, INCLUDING TECHNICAL CORRIGENDUM 1:1997).
1998UNE-EN ISO 105-A05:1998 TEXTILES. TESTS FOR COLOUR FASTNESS. PART A05: INSTRUMENTAL ASSESSMENT OF CHANGE IN COLOUR FOR DETERMINATION OF GREY SCALE RATING (ISO 105-A05:1996, INCLUDING TECHNICAL CORRIGENDUM 1:1997).