Penentuan Brightness Pulp pada D0, D1 dan D2 Stage di Unit Bleaching PT Toba Pulp Lestari, Tbk Porsea

Abstract

Process conducted Bleaching in PT.Toba Pulp Lestari, Tbk use chemicals like Cl2 and ClO2 upon which is especial from process bleaching of pulp which can yield good pulp and fulfill ISO standart. Therefore PT.Toba Pulp Lestari, Tbk conduct examination of Brightness to pulp. To obtain wanted pulp according to standart hence every addition of conducted chemicals in each phase that is at phase of D0, D1 and of D2 have to be wellbalance. One of the used appliance in PT.Toba Pulp Lestari, Tbk for the examination of brightness of pulp is by using appliance of Electronic Refracto Photometer (ELREPHO).