General principles. Definition of the grey scales for change in colour and for staining. Methods for determining colour fastness to approximately 70 different agents.Cross References:BS 1006:A01BS 1006:A02BS 1006:A03BS 1006:B01BS 1006:B05BS 1051BS 3144BS 3145BS 3568BS 3582BS 3677BS 3978BS 4060BS 4923BS 5497:Part 1BS EN 20105CIE 15.2CIE 51Partially replaced by Parts of BS EN 20105, Parts of BS EN ISO 105, BS EN ISO 11640:1998, BS EN ISO 11642:1998 and BS EN ISO 15702:2000.Incorporates the following:AMD 7201 published 15 January 1993AMD 7284 published 15 September 1992AMD 8225 published 15 February 1995AMD 8662 published 15 March 1996AMD 9842 published 15 May 1998