Antioxidant activity test of ethanol extract of red algae (Kappaphycus alvarezii) green variety from north coasts of Jepara district with DPPH method. JOHMPE [Internet]. 19 janv. 2023 [cité 25 août 2026];1(1). Disponible à: https://shmpublisher.com/index.php/johmpe/article/view/133