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BS EN 643-2002 pdf download.Paper and board European list of standard grades of recovered paper and board. This BS EN 643 specifies European Standard grades of recovered paper and board which gives a general description of the...

BS EN 648-2006 pdf download.Paper and board intended to come into contact with foodstuffs — Determination of the fastness of fluorescent whitened paper and board. This BS EN 648 specifies procedures for the testing of the fastness...

BS/EN 648-2018 pdf download.Paper and board intended to come into contact with foodstuffs - Determination of the fastness of fluorescent whitened paper and board. 2 Normative references The following documents are referred to in the text in...

BS/EN 646-2018 pdf download.Paper and board intended to come into contact with foodstuffs - Determination of colour fastness of dyed paper and board. 2 Normative references The following documents are referred to in the text in such...