Kasim, K.F., Ghafar, N.A.A. and Abdul Kadir, N. 2023. Optimization of Natural Dye Extraction from Coconut Husk. International Journal of Biomass Utilization and Sustainable Energy (IJBUSE). 1, (Jul. 2023). DOI:https://doi.org/10.58915/ijbuse.v1.2023.228.