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PENGGUNAAN SPEKTROFOTOMETER UV DAN HPLC PADA ANALISIS KANDUNGAN KAFEIN KOPI ARABIKA DAN ROBUSTA
(Jurnal Atomik, 2020-06)
Analysis of caffeine content in Arabica coffee and Robusta coffee using Ultra Violet (UV)spectrophotometersand High Performance Liquid Chromatography (HPLC)was carried out. Coffee samples were ...
PEMANFAATAN BIJI WANYI (Mangifera caesia Jack.) DALAM PEMBUATAN ETANOL SECARA HIDROLISIS ENZIMATIS DAN FERMENTASI MENGGUNAKAN Saccharomyces cerevisiae
(Jurnal Atomik, 2020-08)
Abstract : The utilization of wanyi seeds (Mangifera caesiaJack.) in making ethanol by enzymatic hydrolysis and fermentation using Saccharomyces cerevisiaehas been carried out. The method used is the hydrolysis ...
PENURUNAN KONSENTRASI FENOL PADA AIR LAUT BALIKPAPAN YANG TERCEMAR MINYAK MENGGUNAKAN METODE ADSORPSI
(Jurnal Atomik, 2020)
Research on decreasing of phenol concentration in the Balikpapan seawater polluted by using the adsorption method, the purpose of this study was to determine the characteristics of activated carbon and adsorption percentto ...