Cover Image

HIDROLISIS RUMPUT LAUT (Glacilaria sp.) MENGGUNAKAN KATALIS ENZIM DAN ASAM UNTUK PEMBUATAN BIOETANOL

Main Authors: Armawan Sandi, Yohanes, Susanah Rita, Wiwik, Ciawi, Yenni
Format: Article application/pdf eJournal
Bahasa: eng
Terbitan: Journal of Chemistry , 2016
Subjects:
Gracilaria sp.
cellulase
H2SO4 and HCl
fermentation
bioethanol
Online Access: http://ojs.unud.ac.id/index.php/jchem/article/view/17281
ctrlnum article-17281
fullrecord <?xml version="1.0"?> <dc schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd"><title lang="en-US">HIDROLISIS RUMPUT LAUT (Glacilaria sp.) MENGGUNAKAN KATALIS ENZIM DAN ASAM UNTUK PEMBUATAN BIOETANOL</title><creator>Armawan Sandi, Yohanes</creator><creator>Susanah Rita, Wiwik</creator><creator>Ciawi, Yenni</creator><subject lang="en-US">Gracilaria sp., cellulase, H2SO4 and HCl, fermentation, bioethanol</subject><description lang="en-US">The aim of this research is to determine the effect of enzyme and acids concentration on the yield of glucose produced in the hydrolysis of Glacilaria sp. in the production of bioethanol. The concentrations of cellulase used were 200 units/mL, 400 units/mL, 600 units/mL, 800 units/mL and the concentration of sulphuric acid (H2SO4) and hydrochloric acid (HCl) used were 1%, 3%, 5%, 7% (w/v). The concentration of reduction sugar was determined using Anthrone and analyzed using UV-Vis spectrophotometry and the determination of ethanol concentration was carried out by using gas chromatography. The results showed that the contents of reducing sugar produced by sulphuric acid (H2SO4) hydrolysis were 26,19%; 36,69%; 41,40%; 45,0% (v/v), by hydrochloric acid (HCl) were 12,12%; 14,03%; 15,17%; 16,50% (v/v), and by cellulase enzyme were 46,15%; 46,73%; 47,68%; 48,25% (v/v). Optimum concentration of reducing sugar produced by hydrolysis using 800 units/mL cellulase was 48,25% (v/v). The optimum length of fermentation to produce bioethanol using Glacilaria sp. as raw material was 5 days. In the fermentation, inoculum with a concentrations of 5% and 10% (w/v) produced 0,85% and 1,51% (v/v) ethanol.</description><publisher lang="en-US">Journal of Chemistry</publisher><contributor lang="en-US"/><date>2016-01-05</date><type>Journal:Article</type><type>File:application/pdf</type><identifier>http://ojs.unud.ac.id/index.php/jchem/article/view/17281</identifier><source lang="en-US">Journal of Chemistry; Vol. 10, no. 1 Januari 2016</source><language>eng</language><recordID>article-17281</recordID></dc>
language eng
format Journal:Article
Journal
File:application/pdf
File
Journal:eJournal
author Armawan Sandi, Yohanes
Susanah Rita, Wiwik
Ciawi, Yenni
title HIDROLISIS RUMPUT LAUT (Glacilaria sp.) MENGGUNAKAN KATALIS ENZIM DAN ASAM UNTUK PEMBUATAN BIOETANOL
publisher Journal of Chemistry
publishDate 2016
topic Gracilaria sp.
cellulase
H2SO4 and HCl
fermentation
bioethanol
url http://ojs.unud.ac.id/index.php/jchem/article/view/17281
contents The aim of this research is to determine the effect of enzyme and acids concentration on the yield of glucose produced in the hydrolysis of Glacilaria sp. in the production of bioethanol. The concentrations of cellulase used were 200 units/mL, 400 units/mL, 600 units/mL, 800 units/mL and the concentration of sulphuric acid (H2SO4) and hydrochloric acid (HCl) used were 1%, 3%, 5%, 7% (w/v). The concentration of reduction sugar was determined using Anthrone and analyzed using UV-Vis spectrophotometry and the determination of ethanol concentration was carried out by using gas chromatography. The results showed that the contents of reducing sugar produced by sulphuric acid (H2SO4) hydrolysis were 26,19%; 36,69%; 41,40%; 45,0% (v/v), by hydrochloric acid (HCl) were 12,12%; 14,03%; 15,17%; 16,50% (v/v), and by cellulase enzyme were 46,15%; 46,73%; 47,68%; 48,25% (v/v). Optimum concentration of reducing sugar produced by hydrolysis using 800 units/mL cellulase was 48,25% (v/v). The optimum length of fermentation to produce bioethanol using Glacilaria sp. as raw material was 5 days. In the fermentation, inoculum with a concentrations of 5% and 10% (w/v) produced 0,85% and 1,51% (v/v) ethanol.
id IOS2118.article-17281
institution Universitas Udayana
institution_id 28
institution_type library:university
library
library Perpustakaan Universitas Udayana
library_id 612
collection Kertha Pertiwi
repository_id 2118
city BADUNG
province BALI
repoId IOS2118
first_indexed 2016-09-24T07:12:16Z
last_indexed 2016-09-24T07:12:16Z
recordtype dc
merged_child_boolean 1
_version_ 1722455004649881600
score 17.610468

Lihat Juga