PS 25

PS 25 Groundwood computer printout (GW CPO)

Consists of groundwood papers which are used in forms manufactured for use in data processing machines. This grade may contain coloured stripes and impact or non impact (e.g., laser) computer printing.

Prohibitive materials none permitted
Outthrows plus prohibitives may not exceed 2 %


EN 643 European system equivalent 

2.12.00 Mechanical pulp-based computer print-out
Mechanical pulp-based continuous computer print-out, may include recycled fibres.

Non-paper components max. 0.5 %
Total unwanted material max. 1 %

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