andi rahmi, andibudirohmi. 2023. “The Effect of Titanium Dioxide Nanoparticle Composites As an Antibacterial in Synthesizing Polyurethane Biopolymers”. Jurnal Akta Kimia Indonesia (Indonesia Chimica Acta) 15 (2):16-20. https://doi.org/10.20956/ica.v15i2.24324.