Web evaluation of maceration length period on antioxidant potency of Sonneratia caseolaris leafFeni Iranawati, Rizqi Narulitai, Citra Satrya Utami Dewi and Sunanto ArifinE3S Web Conf., 153 (2020) 01010DOI: https://doi.org/10.1051/e3sconf/202015301010