?url_ver=Z39.88-2004&rft_id=1917011055&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=STUDI+PENAMBAHAN+CAMPURAN+LIMBAH+CAIR+TEMPE+DAN+ASAP%0D%0ACAIR+TEMPURUNG+KELAPA+GRADE+2+SEBAGAI+INHIBITOR+KERAK%0D%0AMAGNESIUM+KARBONAT+(MgCO3)+MENGGUNAKAN+METODE%0D%0ASEEDED+EXPERIMENT&rft.creator=ALYAA+%2C+FATHIA+KESUMA&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=540+Kimia+dan+ilmu+yang+berhubungan&rft.description=%0D%0APembentukan+kerak+yang+terjadi+pada+komponen+industri+memberikan+dampak%0D%0Asecara+teknis+dan+ekonomis.+Kerak+yang+terbentuk+seperti+kerak+magnesium%0D%0Akarbonat+(MgCO3)+akan+menjadi+masalah+yang+serius+pada+perindustrian+yang%0D%0Amenggunakan+air+dalam+sistem+kerjanya.+Oleh+karena+itu%2C+pada+penelitian+ini+telah%0D%0Adilakukan+penambahan+campuran+limbah+cair+tempe+dan+asap+cair+tempurung%0D%0Akelapa+grade+2+(TA)+sebagai+inhibitor+kerak+MgCO3+menggunakan+metode+seeded%0D%0Aexperiment.+Larutan+pertumbuhan+MgCO3+0%2C10%3B+0%2C15%3B+0%2C20+dan+0%2C25+M+diujikan%0D%0Apada+setiap+variasi+dengan+perbandingan+konsentrasi+inhibitor+campuran+(TA)+1%3A3%3B%0D%0A2%3A3%3B+3%3A3+dan+4%3A3.+Perbandingan+konsentrasi+yang+paling+efektif+yaitu+pada%0D%0Akonsentrasi+4%3A3+kemudian+campuran+inhibitor+(TA)+4%3A3+divariasikan+kembali%0D%0Amenjadi+konsentrasi+0%2C005%3B+0%2C010+dan+0%2C015%25.+Nilai+persentase+efektifitas+yang%0D%0Apaling+tinggi+yaitu+pada+perbandingan+inhibitor+campuran+(TA)+4%3A3+dengan%0D%0Akonsentrasi+0%2C015%25+terhadap+larutan+pertumbuhan+dengan+konsentrasi+0%2C10+M%0D%0Asebesar+64%2C78+%25.+Berdasarkan+hasil+analisis+menggunakan+Scanning+Electron%0D%0AMicroscopy+(SEM)+setelah+penambahan+inhibitor%2C+morfologi+kristal+MgCO3%0D%0Amenjadi+berbentuk+lembaran+tipis+pendek+yang+kecil+dan+lebih+rapuh+daripada%0D%0Atanpa+penambahan+inhibitor+yang+berbentuk+lembaran+panjang+seperti+kelopak%0D%0Abunga.+Analisis+menggunakan+X-Ray+Diffraction+(XRD)+menunjukkan+fasa+kristal%0D%0AMgCO3+yaitu+hydromagnesite+dan+memiliki+perbedaan+intensitas+sebelum+dan%0D%0Asesudah+penambahan+inhibitor.+Analisis+menggunakan+Particle+Size+Analyzer%0D%0A(PSA)+menunjukkan+adanya+penurunan+ukuran+partikel+kristal+setelah%0D%0Aditambahkan+inhibitor+yakni+memiliki+nilai+rata-rata+(mean)+dari+28%2C10+%EF%81%ADm%0D%0Amenjadi+21%2C52+%EF%81%ADm+dan+nilai+tengah+(median)+dari+14%2C41+%EF%81%ADm+menjadi+9%2C34+%EF%81%ADm.%0D%0AKata+kunci+%3A+asap+cair+tempurung+kelapa%2C+inhibitor%2C+kerak%2C+limbah+cair+tempe%2C%0D%0AMgCO3.%0D%0A%0D%0AThe+scale+formation+that+occurs+in+industrial+components+has+a+technical+and%0D%0Aeconomic+impact.+Scale+formed+like+magnesium+carbonate+scale+(MgCO3)+will+be%0D%0Aa+serious+problem+in+industries+that+use+water+in+their+work+systems.+Therefore%2C+in%0D%0Athis+study+a+mixture+of+tempeh+liquid+waste+and+grade+2+coconut+shell+liquid%0D%0Asmoke+(TA)+was+added+as+a+MgCO3+scale+inhibitor+using+the+seeded+experiment%0D%0Amethod.+Growth+solution+of+MgCO3+0.10%3B+0.15%3B+0.20+and+0.25+M+were+tested+for%0D%0Aeach+variation+of+the+concentration+ratio+of+mixture+inhibitor+(TA)+1%3A3%3B+2%3A3%3B+3%3A3%0D%0Aand+4%3A3.+The+most+effective+concentration+ratio+was+in+the+mixture+inhibitor+(TA)%0D%0A4%3A3%2C+then+the+mixture+inhibitor+(TA)+4%3B3+was+varied+again+into+concentrations+of%0D%0A0%2C005%3B+0%2C010+dan+0%2C015%25.+The+highest+percentage+value+for+effectiveness+was+in%0D%0Athe+ratio+of+mixture+inhibitor+TA+(4%3A3)+with+a+concentration+of+0%2C015%25+to+the%0D%0Agrowth+solution+with+a+concentration+of+0.10+M+of+64.78%25.+Based+on+the+results+of%0D%0Aanalysis+using+Scanning+Electron+Microscopy+(SEM)+after+the+addition+of+the%0D%0Ainhibitors%2C+the+morphology+crystals+of+MgCO3+becomes+in+the+form+of+short+thin%0D%0Asheets+that+are+smaller+and+more+fragile+than+without+the+addition+of+inhibitors%0D%0Awhich+are+in+the+form+of+long+sheets+like+flower+petals.+Analysis+using+X-Ray%0D%0ADiffraction+(XRD)+showed+that+the+crystalline+phase+of+MgCO3+was%0D%0Ahydromagnesite+and+had+different+intensities+before+and+after+addition+of+the%0D%0Ainhibitors.+Analysis+using+the+Particle+Size+Analyzer+(PSA)+showed+a+decrease+in%0D%0Acrystal+particle+size+after+addition+of+the+inhibitors%2C+which+had+an+average+value%0D%0Afrom+28.10+%EF%81%ADm+to+21.52+%EF%81%ADm+and+the+median+value+from+14.41+%EF%81%ADm+to+9.34+%CE%BCm.%0D%0AKeywords+%3A+coconut+shell+liquid+smoke%2C+inhibitor%2C+tempeh+liquid+waste%2C+MgCO3%2C%0D%0Ascale.&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2023-07-13&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F74131%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F74131%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F74131%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++ALYAA+%2C+FATHIA+KESUMA++(2023)+STUDI+PENAMBAHAN+CAMPURAN+LIMBAH+CAIR+TEMPE+DAN+ASAP+CAIR+TEMPURUNG+KELAPA+GRADE+2+SEBAGAI+INHIBITOR+KERAK+MAGNESIUM+KARBONAT+(MgCO3)+MENGGUNAKAN+METODE+SEEDED+EXPERIMENT.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F74131%2F