CD Skripsi
Pembuatan Bioetanol Dari Limbah Padat Sagu Menggunakan Enzim Selulase Dan Yeast Saccharomyces Cerevisiae Dengan Proses Simultaneous Sacharificatian And Fermentation (Ssf)
Solid waste of sago is a biomass lignocelluloses to production bioethanol. Bioethanol produced from fermentation process of glucose with the help of microorganism. The purposes of this research are to get the best operation condition that influenced by particle size and source of the nutrients to produce high level of bioethanol and find the best time to do fermentation process. There are four step in this research, they are : preparation of material, equipment and nutrients sterilization, the making of inoculums and finally is simultaneous saccharification fermentation process (SSF). Variations of particle size are 20-40 mesh, 40-60 mesh and 60-80 mesh. Variations of nutrients source are come from urea and yeast extract. Fermentation process is done at pH 5 and room temperature. The highest level of bioethanol produced by material with particle size 60-80 mesh and nutrients from urea. The best time for fermentation process is during 72 hours.
Keywords : bioethanol, cellulase enzym, fermentation, solid waste of sago, saccharomyces cerevisiae.
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