scope:

Specifies the method for the estimation by transmitted light of the visible dirt and shives in laboratory sheets prepared from pulp that is not manufactured into sheets. It is applicable to all kinds of pulp, though it is mainly intended for pulp that is not manufactured in sheet form. Part 2 of this standard deals with the estimation of dirt and shives in mill sheeted pulp. This part can also be applied to pulp if the sheets have high grammage or are very opaque for other reasons, in which case Part 2 is not applicable. This standard is not intended for recycled pulp.