Pengaruh Jumlah Soda Loss dalam Pulp terhadap Pemakaian Clo2 di Do Tower pada Unit Bleaching di Pt. Toba Pulp Lestari, Tbk

Abstract

Soda losses is the amount of sodium that still in pulp out from system. This sodium come from white liquor that used as cooking liquor in digester plant. Sodium is one of active substance in white liquor soak into pulp to dissolve the other component in wood except cellulose in cooking stage. Sodium and other component that dissolved in cooking liquor will be wash at washing stage. However, in washing stage filtrate that used can not very much because it will cause the problem in filtrate process to result back white liquor. This is cause there are still sodium in pulp. This sodium will influence amount of consumpt bleaching substances in bleaching plant