Pengaruh Kondisi Proses Bleaching Tahap D1 Pada Pulp Kraft Hardwood

ABSTRACT Bleaching is an important process in pulp making in order to produce white pulp based on consumer criteria. D1 stage hold an important role in bleaching process as the final process to achieve desired brightness target. To achieve the target, there are some parameters need to be watched which are pH, temperature, and time in bleaching process. This observation had been held to stu…