Karakterisasi Karbon Aktif Berbasis Limbah Cangkang Biji Ketapang (Terminalia…

Ketapang tree (Terminalia catappa) that has a plant often found in the Riau University and ketapang tree is one of the plant in the Riau University concept of "Kampus dalam Taman". Ketapang seed shells are part of the ketapang fruit which has undergone a long degradation process due to its high lignin content. Therefore, the lignin content and other carbon sources in the Ketapang Seed Shell (CB…