Rafly Ramadhani Santoso, Sheira Putri Anjani, Ferra Naidir. Synthesis and Characterization of Solid Soap Based on Avocado Seed Oil (Persea Americana) with the Addition of Betel Leaf Extract (Piper Betle) as a Natural Antiseptic Active Ingredient. Ambidextrous [Internet]. 2026 Sep. 22 [cited 2026 Sep. 28];5(02):315-27. Available from: https://journal.takaza.id/index.php/ambidextrous/article/view/625