?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=EKSTRAKSI+MANGAN+DARI+BATUAN+MANGAN+KADAR+RENDAH%0D%0ADENGAN+MENGGUNAKAN+METODE+FUSI+OKSIDATIF+DAN%0D%0A%0D%0APELINDIAN+ALKALI&rft.creator=DEVI+TRI+ANDINI%2C+1517011046&rft.subject=510+Matematika&rft.description=Pada+penelitian+ini+telah+dilakukan+ekstraksi+mangan+dari+batuan+mangan+kadar%0D%0Arendah+dengan+menggunakan+metode+fusi+sebagai+teknik+pengolahan+pada+bijih%0D%0Amangan.+Penelitian+ini+bertujuan+mengekstraksi+Mn+dari+batuan+Mn+kadar+rendah%0D%0Auntuk+mengubah+MnSiO3+yang+sukar+larut+menjadi+Na2MnO4+(sodium+manganat)%0D%0Ayang+mudah+larut+berdasarkan+pengaruh+variasi+rasio+massa+NaOH+0%3A1%2C+1%3A1%2C+2%3A1%2C%0D%0Adan+4%3A1%2C+suhu+fusi+300%2C+400%2C+500%2C+600%2C+dan+700+%C2%B0C%2C+waktu+fusi+15%2C+30%2C+60+dan+120%0D%0Amenit%2C+volume+pelindian+5%2C+10%2C+15%2C+dan+20+mL%2C+serta+waktu+pelindian+5%2C+10%2C+15%2C+30%0D%0Adan+60+menit.+Percobaan+ini+dilakukan+menggunakan+muffle+furnace+dengan+suhu%0D%0A200+%E2%80%93+800+%C2%B0C+pada+waktu+15+%E2%80%93+180+menit.+Hasil+penelitian+menunjukkan%0D%0Aperbandingan+massa+rasio+NaOH+sebagai+fusing+agent+terhadap+persen+ekstraksi%0D%0Abijih+Mn+yaitu+1%3A1+dengan+persentase+65%2C95%25.+Kondisi+optimum+suhu+fusi%0D%0Aditetapkan+pada+rentang+suhu+600-700+oC.+Pengaruh+waktu+optimum+pada+fusi+ini%0D%0Ayaitu+60+menit+sebesar+57%2C35+%25.+Penambahan+volume+optimum+pada+pelindian+ini%0D%0Ayaitu+15+ml+sebesar+73%2C1+%25+dalam+waktu+30+menit.%0D%0A%0D%0AKata+Kunci+%3A+mangan%2C+fusi%2C+pelindian%2C+NaOH%0D%0AIn+this+study%2C+manganese+extraction+from+low+grade+manganese+rocks+was+carried%0D%0Aout+using+the+fusion+method+as+a+processing+technique+for+manganese+ore.+This%0D%0Astudy+aims+to+extract+Mn+from+low+grade+Mn+rocks+to+convert+insoluble+MnSiO3%0D%0Ainto+Na2MnO4+(sodium+manganate)+which+is+easily+soluble+based+on+the+effect+of%0D%0Amass+ratio+variations+of+NaOH+0%3A1%2C+1%3A1%2C+2%3A1%2C+and+4%3A1%2C+fusion+temperature+300%2C%0D%0A400%2C+500%2C+600%2C+and+700+%C2%B0C%2C+fusion+times+of+15%2C+30%2C+60+and+120+minutes%2C+leaching%0D%0Avolumes+of+5%2C+10%2C+15%2C+and+20+mL%2C+and+leaching+times+of+5%2C+10%2C+15%2C+30+and+60%0D%0Aminutes.+This+experiment+was+carried+out+using+a+muffle+furnace+at+a+temperature%0D%0Aof+200-800+%C2%B0C+for+15-180+minutes.+The+results+showed+that+the+ratio+of+the+mass%0D%0Aratio+of+NaOH+as+a+fusing+agent+to+the+percentage+of+Mn+ore+extraction+was+1%3A1%0D%0Awith+a+percentage+of+65.95%25.+The+optimum+conditions+for+the+fusion+temperature%0D%0Aare+set+in+the+temperature+range+of+600-700+C.+The+effect+of+the+optimum+time+on%0D%0Athis+fusion+is+60+minutes+by+57.35%25.+The+optimum+volume+addition+to+this+leachate%0D%0Awas+15+ml%2C+which+was+73.1%25+within+30+minutes.%0D%0AKeyword%3A+manganese%2C+fusion%2C+leaching%2C+NaOH&rft.publisher=FAKULTAS+MIPA+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2021&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60886%2F1%2FABSTRAK%2520-%2520Devi%2520Andini.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60886%2F2%2FSKRIPSI%2520FULL%2520-%2520Devi%2520Andini.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F60886%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN%2520-%2520Devi%2520Andini.pdf&rft.identifier=++DEVI+TRI+ANDINI%2C+1517011046++(2021)+EKSTRAKSI+MANGAN+DARI+BATUAN+MANGAN+KADAR+RENDAH+DENGAN+MENGGUNAKAN+METODE+FUSI+OKSIDATIF+DAN+PELINDIAN+ALKALI.++FAKULTAS+MIPA+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F60886%2F