Recommends two marks: one to be applied to paper or board free from pernicious contraries and thus completely pulpable by a cold water process, the other to be applied to paper or board containing certain contraries but which may be pulped by special treatments.
BS 3440:1965
Original price was: $264.16.$132.00Current price is: $132.00.
Recommendations for the identification marking of pulpable paper and board (pernicious contraries)
BSI Group , 02/15/1965
