?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=OPTIMALISASI+PRODUK+REAKSI+TRANSESTERIFIKASI+DARI+%0D%0AMINYAK+BIJI+JARAK+KALIKI+(Ricinus+communis+L.)+MENGGUNAKAN%0D%0AKATALIS+ZEOLIT-A+DENGAN+STUDI+RESPONSE+SURFACE+%0D%0AMETHODOLOGY++(RSM)+%0D%0A%0D%0A%0D%0A&rft.creator=Nurul+%2C+Fajriyati&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=540+Kimia+dan+ilmu+yang+berhubungan&rft.description=In+this+research%2C+the+synthesis+of+zeolite-A+has+been+carried+out+from+rice+husk+silica+raw+materials+and+food+grade+aluminum+foil+using+the+hydrothermal+method%0D%0Afor+72+hours+at+a+temperature+of+100+%C2%B0C%2C+then+calcined+at+a+temperature+of+550+%C2%B0C+for+6+hours.+The+zeolite-A+samples+obtained+were+then+characterized+using+X-Ray%0D%0ADiffraction+(XRD)%2C+Scanning+Electron+Microscope+(SEM)%2C+Particle+Size+Analyzer+(PSA)%2C+Fourier+Transform+Infrared+(FTIR)%2C+and+Brunauer-Emmett-Teller+(BET).+The+zeolite-A+obtained+was+used+as+a+catalyst+in+the+transesterification+reaction+process+of+Kaliki+castor+bean+oil+to+produce+biodiesel.+The+optimum+conditions+for+the+transesterification+reaction+were+then+evaluated+using+Response+Surface+Methodology+(RSM)+by+observing+3+factorial+levels+that+influence+the+conversion+results+such+as+the+amount+of+catalyst+(2%2C5%25%3B+5%25%3B+and+7%2C5%25)%2C+the+ratio+of+methanol+to+oil+(3%3A1%3B+4%2C5%3A1%3B+and+6%3A1)%2C+and+reaction+time+(15%2C+37.5+and+60+minutes).+The%0D%0Atransesterification+reaction+was+carried+out+using+the+reflux+method+at+a+reaction%0D%0Atemperature+of+70+%C2%B0C.+The+resulting+research+showed+that+the+optimum+conditions+were+obtained+at+7%2C5%25%2C+with+a+methanol+to+oil+ratio+of+6%3A1+and+a+reaction+time+of%0D%0A60+minutes+with+a+conversion+yield+of+100%25.+The+methyl+ester+obtained+from+the+transesterification+product+under+optimum+conditions+was+analyzed+using+the+GCMS+technique%2C+and+the+main+component+was+90%2C70%25+methyl+ricinoleate.%0D%0A%0D%0AKey+words%3A+Biodiesel%2C+kaliki+castor+seed+oil%2C+Response+Surface+Methodology%2C+transesterification%2C+zeolite-A.%0D%0A+%0D%0APada+penelitian+ini%2C+telah+dilakukan+sintesis+zeolit-A+dari+bahan+baku+silika+sekam+padi+dan+alumunium+foil+food+grade+dengan+menggunakan+metode+hidrotermal+selama+72+jam+pada+suhu+100+%C2%B0C%2C+selanjutnya+dikalsinasi+pada+suhu+550+%C2%B0C%0D%0Aselama+6+jam.+Sampel+zeolit-A+yang+diperoleh%2C+kemudian+dikarakterisasi+menggunakan+X-Ray+Diffraction+(XRD)%2C+Scanning+Electron+Microscope+(SEM)%2C+Particle+Size+Analyszer+(PSA)%2C+Fourier+Transform+Infrared+(FTIR)%2C+dan+BrunauerEmmett-Teller+(BET).+Zeolit-A+yang+diperoleh+digunakan+sebagai+katalis+dalam+proses+reaksi+transesterifikasi+minyak+biji+jarak+kaliki+untuk%0D%0Amenghasilkan+biodiesel.+Kondisi+optimum+pada+reaksi%0D%0Atransesterifikasi+selanjutnya+dilakukan+evaluasi%0D%0Amenggunakan+Response+Surface+Metodology+(RSM)+dengan%0D%0Amengamati+3+level+factorial+yang+mempengaruhi+hasil+konversi%0D%0Aseperti+jumlah+katalis+(2%2C5%25%3B+5%25%3B+dan+7%2C5%25)%2C+nisbah+metanol%0D%0Aterhadap+minyak+(3%3A1%3B+4%2C5%3A1%3B+dan%0D%0A6%3A1)%2C+dan%0D%0Awaktu%0D%0A%0D%0Areaksi%0D%0A(15%2C+37%2C5+dan%0D%0A60+menit).+Reaksi%0D%0Atransesterifikasi%0D%0Adilakukan%0D%0Adengan%0D%0Ametode%0D%0A%0D%0Arefluks%0D%0Apada%0D%0Asuhu+reaksi%0D%0A70+%C2%B0C.%0D%0AHasil%0D%0Apenelitian%0D%0Amenunjukkan%0D%0Abahwa%0D%0Akondisi%0D%0A%0D%0Aoptimum%0D%0Ayang%0D%0Adiperoleh%0D%0Apada%0D%0A7%2C5%25%0D%0A(1%2C87%0D%0Agram)%2C%0D%0Adengan%0D%0Anisbah%0D%0Ametanol%0D%0Aterhadap%0D%0A%0D%0Aminyak%0D%0A6%3A1+dan+waktu%0D%0Areaksi%0D%0Ayang%0D%0Adigunakan%0D%0A60+menit%0D%0Adengan%0D%0Ahasil%0D%0Akonversi%0D%0A%0D%0Asebesar%0D%0A100%25.%0D%0AMetil%0D%0Aester%0D%0Ayang%0D%0Adiperoleh%0D%0Adari%0D%0Aproduk%0D%0Atransesterifikasi%0D%0Apada%0D%0A%0D%0Akondisi%0D%0Aoptimum%0D%0Adilakukan%0D%0Aanalisis%0D%0Adengan%0D%0Ateknik%0D%0AGC-MS%2C%0D%0Adiperoleh%0D%0Akomponen%0D%0A%0D%0Autamanya%0D%0Ayaitu%0D%0Ametil%0D%0Aricinoleat%0D%0Asebesar%0D%0A90%2C70%25.%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0AKata%0D%0Akunci%3A%0D%0ABiodiesel%2C%0D%0Aminyak%0D%0ABiji%0D%0AJarak%0D%0AKaliki%2C%0D%0AResponse%0D%0ASurface%0D%0AMetodology%2C%0D%0A%0D%0Atransesterifikasi%2C%0D%0Azeolit-A.%0D%0A%0D%0A%0D%0A%0D%0A+%0D%0A%0D%0A%0D%0A&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM+&rft.date=2024-08-05&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81887%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81887%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81887%2F3%2FSKRIPSI%2520FULL%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Nurul+%2C+Fajriyati++(2024)+OPTIMALISASI+PRODUK+REAKSI+TRANSESTERIFIKASI+DARI+MINYAK+BIJI+JARAK+KALIKI+(Ricinus+communis+L.)+MENGGUNAKAN+KATALIS+ZEOLIT-A+DENGAN+STUDI+RESPONSE+SURFACE+METHODOLOGY+(RSM).++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM+%2C+UNIVERSITAS+LAMPUNG.+++++&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