KEMANG, SYIFA MU'NISYAH (2025) FRAKSINASI EKSTRAK ALGA COKELAT Padina australis YANG DIPEROLEH SECARA ULTRASONIKASI DAN ANALISIS METABOLIT SEKUNDERNYA MENGGUNAKAN GASS CHROMATOGRAPHY-MASS SPECTROMETRY (GC-MS) = FRACTIONATION OF BROWN ALGAE EXTRACT Padina australis OBTAINED BY ULTRASONICATION AND ANALYSIS OF ITS SECONDARY METABOLITES USING GASS CHROMATOGRAPHY-MASS SPECTROMETRY (GC-MS). Skripsi thesis, Universitas Hasanuddin.