CD Skripsi
Isolasi Bakteri Penghasil Selulosa Dari Limbah Industri Karet Asal RiauDan Buah-Buahan Tropis (Manggis, Kapulasan Dan Durian): Aplikasi Untuk Produksi Kertas
The use of cellulose from plants for paper production continuously requires energy and can to damage the environment, so an alternative source of renewable cellulose is needed with more efficient results, namely the production of cellulose from bacteria. Therefore, this study aimed to isolate and test cellulose-producing bacteria from mangosteen, durian, kapulasan and industrial rubber waste for paper production applications. The method used was the isolation of cellulose bacteria using the Hestrin Schramm (HS) medium, the selection of selected isolates using the Glucose Ethanol and Extract Yeast (GEY) medium. A production test was carried out using a modified coconut water medium under static conditions for 14 days and the determination of production and moisture content of. bacterial cellulose pellicle. The results showed that 3 mixed culture were able to produce pellicles, that were MRB-1, MRB-5 and DRK-6. The highest pellicle production content was MRB-5 (4.2 g/L) and the moisture content was 97.7%. Thus, isolates from mangosteen fruit had the potential to produce bacterial cellulose.
Key words: Bacterial cellulose, cellulose production, moisture content, paper production.
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