Chirag Dhamsania, and Sanghadiya Divyang G. “To Control the Para-Hydroxybenzoic Acid During the Synthesis of Sodium Methyl Paraben Preservative”. International Journal of Pharmacy and Analytical Research 13, no. 4 (November 23, 2024): 705–708. Accessed March 15, 2026. https://ijpar.com/ijpar/article/view/831.