This European Standard describes procedures for the testing of fluorescent whitened paper and board intended to come into contact with foodstuffs. Two procedures are given. Procedure A for contact of long duration (e.g. food-packaging) and procedure B for contact of short duration (e.g. napkins, kitchen papers, household papers).
DS/EN 648:1994 history
2007DS/EN 648:2007 Paper and board intended to come into contact with foodstuffs - Determination of the fastness of fluorescent whitened paper and board
1994DS/EN 648:1994 Paper and board intended to come into contact with foodstuffs. Determination of the fastness of fluorescent whitened paper and board