To our valued customers,
Monday is the day:
Beuth Verlag will become DIN Media.
You can find out more about our new name and the reasons behind it here.
We ask for your understanding that, due to this change, we will be temporarily unavailable on Sunday. It will also not be possible to place any orders on Sunday.
But we will be there for you from Monday onwards with our new name.
Yours sincerely,
Beuth Verlag
Standard [CURRENT]
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The method according to this standard is used to assess the opacity of papers. It is a measure of the opacity of papers in the visible range. This document was prepared by the Working Committee NA 074-02-02 AA "Optische Prüfverfahren für Papier, Pappe und Halbstoffe" ("Optical test methods for paper, board and pulps") at DIN Standards Committee Paper, Board and Pulps (NPa).
This document replaces DIN 53146:2000-04 .