?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=MODIFIKASI+KARBON+AKTIF+DARI+TEMPURUNG+KELAPA+SAWIT%0D%0A(Elaeis+guineensis+Jacq.)+DENGAN+TEKNIK+PELAPISAN+MAGNETIT%0D%0ASEBAGAI+ADSORBEN+ZAT+WARNA+METILEN+BIRU&rft.creator=+FERITA+ANGRIANA%2C++1417011039&rft.subject=Q+Science+(General)&rft.description=Pada+penelitian+ini+telah+dilakukan+sintesis+dan+karakterisasi+karbon+aktif+dari%0D%0Atempurung+kelapa+sawit+secara+aktivasi+fisika+(CAF)+dan+aktivasi+kimia+(CAK)%0D%0Aserta+dilanjutkan+dengan+pelapisan+magnetit+pada+CAF+dan+CAK+sehingga%0D%0Adidapatkan+masing-masing+karbon+aktif+fisika+magnet+(CAFM)+dan+karbon+aktif%0D%0Akimia+magnet+(CAKM)+yang+bertujuan+untuk+mengetahui+karakterisasi+dan%0D%0Akemampuan+adsorpsinya+terhadap+zat+warna+metilen+biru.+Proses+aktivasi+fisika%0D%0Adilakukan+pada+suhu+700+oC+dan+aktivasi+kimia+dilakukan+dengan+menggunakan%0D%0Aaktivator+H3PO4%2C+serta+penambahan+senyawa+FeSO4.7H2O+dalam+proses+pelapisan%0D%0Amagnetit.+Karakterisasi+pada+karbon+aktif+dilakukan+dengan+menggunakan+XRD%0D%0Auntuk+mengidentifikasi+kristalinitas%2C+SEM-EDX+untuk+mengetahui+morfologi%0D%0Apermukaan+dan+mengidentifikasi+komposisi+unsur%2C+serta+BET+surface+area+untuk%0D%0Amengetahui+pola+isoterm+adsorpsi-desorpsi+dan+mengetahui+luas+permukaan%0D%0Aadsorben.+Uji+adsorpsi+karbon+aktif+terhadap+metilen+biru+bertujuan+untuk%0D%0Amengetahui+volume+dan+pH+optimum%2C+serta+model+kinetika+dan+pola+isoterm%0D%0Aadsorpsinya.+Adsorpsi+metilen+biru+10+mg+L-1+dengan+dosis+adsorben+sebanyak%0D%0A0%2C05+g+optimum+pada+rentang+volume+20-30+mL.+Hasil+pH+optimum+pada%0D%0Aadsorben+diperoleh+pada+pH+8+dan+waktu+kontak+optimum+diperoleh+selama+120%0D%0Amenit.+Data+kinetika+adsorpsi+metilen+biru+pada+CAF%2C+CAK%2C+CAFM%2C+dan+CAKM%0D%0Acenderung+mengikuti+model+kinetika+pseudo+orde+dua+dengan+nilai+k2+masingmasing%0D%0A191%2C104%3B+361%2C637%3B+325%2C150%3B+dan+106%2C510+g+mmol-1+menit-1.+Isoterm%0D%0Aadsorpsi+metilen+biru+pada+CAF%2C+CAK%2C+CAFM%2C+dan+CAKM+cenderung+mengikuti%0D%0Amodel+isoterm+Freundlich+dengan+nilai+koefisien+korelasi+sebesar+0%2C995.%0D%0AKata+kunci%3A+Adsorpsi%2C+karbon+aktif%2C+tempurung+kelapa+sawit%2C+pelapisan+magnetit%2C%0D%0Ametilen+biru.%0D%0A%0D%0AABSTRACT%0D%0A%0D%0AIn+this+study%2C+activated+carbon+form+palm+oil+shell+has+been+synthesized+and%0D%0Acharacterized+by+physical+activation+(CAF)+and+chemical+activation+(CAK)+and%0D%0Athen+continued+with+magnetite+coating+on+CAF+and+CAK+so+that+magnetite%0D%0Aphysical+activated+carbon+(CAFM)+and+magnetite+chemical+activated+carbon%0D%0A(CAKM)+were+produced+which+aims+to+know+the+characterization+and+the%0D%0Aadsorption+capability+of+methylene+blue.+The+physical+activation+process+is+done%0D%0Aat+temperature+of+700+oC+and+chemical+activation+is+done+by+using+H3PO4%0D%0Aactivator%2C+also+by+addition+FeSO4.7H2O+compound+on+magnetite+coating+process.%0D%0AThe+characterization+of+activated+carbon+has+been+characterized+using+XRD+to%0D%0Aidentify+the+crystallinity%2C+SEM-EDX+to+determine+the+surface+morphology+and+to%0D%0Aidentify+element%2C+also+BET+surface+area+to+determine+adsorption-desorption%0D%0Aisotherm+pattern+and+to+determine+the+adsorbent+surface+area.+The+adsorption+test%0D%0Aof+activated+carbon+in+adsorbing+10+mg+L-1+methylene+blue+with+an+adsorben+dose%0D%0Aof+0%2C05+g+was+optimum+in+the+volume+range+20-30+mL.+The+result+of+the+optimum%0D%0ApH+on+adsorben+was+obtained+at+pH+8+and+the+optimum+contact+time+was+obtained%0D%0Aat+120+minutes.+The+adsorption+kinetics+data+of+methylene+blue+on+CAF%2C+CAK%2C%0D%0ACAFM%2C+and+CAKM+tend+to+follow+the+model+of+pseudo+second+order+with+k2%0D%0Avalues+repeally+191%2C104%3B+361%2C637%3B+325%2C150%3B+and+106%2C510+g+mmol-1+min-1.+The%0D%0Aadsorption+isotherm+of+methylene+blue+on+CAF%2C+CAK%2C+CAFM%2C+and+CAKM+tend+to%0D%0Afollow+the+model+of+Freundlich+isotherms+with+correlation+coefficient+was+0%2C995.%0D%0AKeywords%3A+Adsorption%2C+activated+carbon%2C+palm+oil+shell%2C+magnetite+coating%2C%0D%0Amethylene+blue.&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2018-08-27&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F33607%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F33607%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F33607%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=+++FERITA+ANGRIANA%2C+1417011039++(2018)+MODIFIKASI+KARBON+AKTIF+DARI+TEMPURUNG+KELAPA+SAWIT+(Elaeis+guineensis+Jacq.)+DENGAN+TEKNIK+PELAPISAN+MAGNETIT+SEBAGAI+ADSORBEN+ZAT+WARNA+METILEN+BIRU.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F33607%2F