Penggunaan Salt Cake (NA2SO4) Sebagai Make-Up untuk Penurunan Emisi Total Belerang Tereduksi pada Pabrik PULP Kraft

Abstract

Making kraft process can be done with the mechanic, semi-chemistry, and chemistry ways. In the pulp making it has done by using white liquor as a chemical and cooker. The chemical that can be use consist of soda process, sulfite and sulfate process. The all there chemical process as using the NaOH and Na2S as cooking liquid. While sulfide process using sulfite where the advantage this sulfite and sulfate all to produce the light color for fiber get the recycle the cooker liquid and chemical