This standard specifies a method for disaggregating pulp using a fiber standard separator. However, this standard stipulates that it cannot be used as the preliminary dissociation effect of laboratory Valley beating. This standard applies to most pulps. This standard does not apply to uncut cotton pulp, flax and similar pulps.
QB/T 1462-1992 history
1992QB/T 1462-1992 Wet dissociation in the pulp laboratory