TAN, Jing June; HASHIM, NOR HASLINA BINTI HASHIM. The Effect of pH towards Copper (II) Bromide Reaction in Surfactant Determination. Progress in Engineering Application and Technology, [S. l.], v. 6, n. 1, p. 74–80, 2025. Disponível em: https://penerbit.uthm.edu.my/periodicals/index.php/peat/article/view/19305. Acesso em: 7 apr. 2026.