@incollection{Setiati20, author = {Rini Setiati and Septoratno Siregar and Deana Wahyuningrum}, title = {Laboratory Optimization Study of Sulfonation Reaction toward Lignin Isolated from Bagasse}, booktitle = {Biotechnological Applications of Biomass}, publisher = {IntechOpen}, address = {Rijeka}, year = {2020}, editor = {Thalita Peixoto Basso and Thiago Olitta Basso and Luiz Carlos Basso}, chapter = {4}, doi = {10.5772/intechopen.93662}, url = {https://doi.org/10.5772/intechopen.93662} }