Bulin, C., Suratman, A., & Roto, R. (2018). Validation of Analytical Method Determination of Sodium Dodecyl Benzene Sulfonate (DBS) in Catfish (Clarias batrachus L.) by Spectrophotometric Using Methylene Blue. Journal of Applied Chemical Sciences, 5(1), 409-413. https://doi.org/10.35508/jacs.v5i1.1748