?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=STUDI+KARBON+AKTIF+MAGNETIK+DARI+LIMBAH+KULIT+%0D%0ASINGKONG+(Manihot+utilissima)+SEBAGAI+ADSORBEN+UNTUK+%0D%0AMENENTUKAN+SENYAWA+ANTIBIOTIK+TETRASIKLIN+DI+%0D%0APERAIRAN&rft.creator=YESI+OKTIARA+KASIH%2C+1517011003&rft.subject=540+Kimia+dan+ilmu+yang+berhubungan&rft.description=Pollution+of+the+aquatic+environment+can+be+caused+by+antibiotic+compounds+such+%0D%0Aas+tetracycline+antibiotics.+This+pollution+can+be+overcome+by+adsorption+using+%0D%0Aactivated+carbon+from+cassava+peel+with+magnetic+coating+technique.+The+making+%0D%0Aof+magnetic+activated+carbon+was+carried+out+through+a+physical+activation+method+%0D%0Aat+700+%C2%B0+C+for+60+minutes+and+chemical+activation+using+ZnCl2+30%25+as+an+%0D%0Aactivator.+The+FeCl3%E2%88%996H2O+and+FeSO4%E2%88%997H2O+compounds+are+used+as+magnetic+%0D%0Asources+in+the+manufacture+of+magnetic+activated+carbon+carried+out+in+an+alkaline+%0D%0Aatmosphere.+Magnetic+activated+carbon+characterization+was+done+by+using+SEM+%0D%0Ato+determine+surface+morphology+and+PSA+was+used+to+determine+particle+size.+%0D%0AThe+tetracycline+antibiotic+compound+adsorbed+by+magnetic+activated+carbon+was+%0D%0Aanalyzed+using+a+UV-Vis+spectrophotometer+at+a+wavelength+of+275+nm.+The+%0D%0Aresults+of+adsorption+optimization+of+adsorbate+concentration+of+1+mg%2FL+on+the+%0D%0Aaddition+of+20+mg+adsorbent+mass+with+pH+6+conditions+in+contact+time+for+10+%0D%0Aminutes+and+using+distilled+water+for+the+desorption+process+of+60.48%25.+The+%0D%0Atetracycline+adsorption+isotherm+data+tend+to+follow+the+Freundlich+model+with+an+%0D%0AR%0D%0A2%0D%0Avalue+of+0.9616+while+the+adsorption+kinetics+data+tend+to+follow+the+second+%0D%0Aorder+pseudo+kinetic+model+with+an+R2%0D%0Avalue+of+0%2C+9957.+In+the+performance+test+%0D%0Athe+R2%0D%0Avalue+of+0.9952+is+obtained%2C+an+average%25+recovery+of+55.56%25%2C+standard+%0D%0Adeviation+of+0.087%2C%25+RSD+of+19.63%2C+LoD+value+of+4.11+ppm+and+LoQ+of+13.71+%0D%0Appm.%0D%0AKeywords%3A+Magnetic+activated+carbon%2C+tetracycline+antibiotics%2C+adsorption%2C+%0D%0Acassava+peel.%0D%0A%0D%0APencemaran+lingkungan+perairan+dapat+disebabkan+oleh+senyawa+antibiotik+seperti+%0D%0Aantibiotik+tetrasiklin.+Pencemaran+ini+dapat+diatasi+dengan+cara+adsorpsi+%0D%0Amenggunakan+karbon+aktif+dari+kulit+singkong+dengan+teknik+pelapisan+magnetik.+%0D%0APembuatan+karbon+aktif+magnetik+dilakukan+melalui+metode+aktivasi+fisika+pada+%0D%0Asuhu+700%C2%B0C+selama+60+menit+dan+aktivasi+kimia+menggunakan+ZnCl2+30%25+sebagai+%0D%0Aaktivator.+Senyawa+FeCl3%E2%88%996H2O+dan+FeSO4%E2%88%997H2O+digunakan+sebagai+sumber+%0D%0Amagnetik+dalam+pembuatan+karbon+aktif+magnetik+yang+dilakukan+dalam+suasana+%0D%0Abasa.+Karakterisasi+karbon+aktif+magnetik+dilakukan+dengan+menggunakan+SEM+%0D%0Auntuk+mengetahui+morfologi+permukaan+serta+digunakan+PSA+untuk+mengetahui+%0D%0Aukuran+partikel.+Senyawa+antibiotik+tetrasiklin+yang+teradsorpsi+oleh+karbon+aktif+%0D%0Amagnetik+dianalisis+menggunakan+spektrofotometer+UV-Vis+pada+panjang+%0D%0Agelombang+275+nm.+Hasil+optimasi+adsorpsi+konsentrasi+adsorbat+1+mg%2FL+pada+%0D%0Apenambahan+massa+adsorben+20+mg+dengan+kondisi+pH+6+dalam+waktu+kontak+%0D%0Aselama+10+menit+serta+menggunakan+pelarut+akuades+untuk+proses+desorpsi%0D%0Asebesar+60%2C48+%25.+Data+isoterm+adsorpsi+tetrasiklin+cenderung+mengikuti+model+%0D%0AFreundlich+dengan+nilai+R2%0D%0Asebesar+0%2C9616+sedangkan+data+kinetika+adsorpsi+%0D%0Acenderung+mengikuti+model+kinetika+pseudo+orde+dua+dengan+nilai+R2%0D%0Asebesar+0%2C+%0D%0A9957.+Pada+uji+kinerja+diperoleh+nilai+R2%0D%0Asebesar+0%2C9952%2C+rata-rata+%25+recovery%0D%0Asebesar+55%2C56+%25%2C+simpangan+baku+sebesar+0%2C087%2C+%25+RSD+sebesar+19%2C63%2C+nilai+LoD%0D%0Asebesar+4%2C11+ppm+dan+LoQ+sebesar+13%2C71+ppm.%0D%0AKata+kunci%3A+Karbon+aktif+magnetik%2C+antibiotik+tetrasiklin%2C+adsorpsi%2C+kulit+%0D%0Asingkong.+%0D%0A&rft.publisher=Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam&rft.date=2019&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56570%2F1%2F1.%2520ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56570%2F2%2F2.%2520SKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56570%2F3%2F3.%2520SKRIPSI%2520FULL%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++YESI+OKTIARA+KASIH%2C+1517011003++(2019)+STUDI+KARBON+AKTIF+MAGNETIK+DARI+LIMBAH+KULIT+SINGKONG+(Manihot+utilissima)+SEBAGAI+ADSORBEN+UNTUK+MENENTUKAN+SENYAWA+ANTIBIOTIK+TETRASIKLIN+DI+PERAIRAN.++Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F56570%2F