?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENENTUAN+KANDUNGAN+LOGAM+BERAT+Mn%2C+Pb%2C+DAN+Cd+PADA+SEDIMEN+HULU+SUNGAI+WAY+KURIPAN+KOTA+BANDAR+LAMPUNG&rft.creator=Alfi+Nurul%2C+Izzah&rft.subject=540+Kimia+dan+ilmu+yang+berhubungan&rft.description=Sungai+Way+Kuripan+merupakan+salah+satu+sungai+terpenting+yang+melintasi+kota+Bandar+Lampung+dan+kemudian+bermuara+di+Teluk+Lampung.+Jalan+Sungai+Kuripan+banyak+digunakan+untuk+keperluan+industri+dan+lokal.Dengan+banyaknya+aktivitas+dan+jumlah+penduduk+di+sungai+Way+Kuripan+ini+akan+sebanding+dengan+tingginya+tingkat+pencemaran+yang+terjadi+di+sungai.+Tujuan+dari+penelitian+ini+untuk+menentukan+kadar+logam+berat+serta+memverfikasi+metode+analisis+yang+digunakan+pada+logam+berat+Mangan%2C+Timbal+dan+Kadmium+pada+sedimen+hulu+sungai+Way+Kuripan+Kota+Bandar+Lampung.+Metode+yang+dilakukan+meliputi+prosedur+pembuatan+larutan%2C+metode+sampling%2C+preparasi+sampel+untuk+penentuan+kandungan+logam+berat%2C+pembuatan+kurva+kalibras%2C+dan+verifikasi+metode.%0D%0AVerifikasi+metode+ditunjukkan+melalui+parameter+akurasi%2C+presisi%2C+linearitas%2C+LoD+dan+LoQ.+Hasil+yang+diperoleh+dari+penelitian+yakni+konsentrasi+logam+berat+dalam+sedimen+hulu+sungai+Way+Kuripan+pada+Titik+A%2C+Titik+B%2C+dan+Titik+C+untuk+logam+Mn+sebesar+%C2%B14%2C71203+mg%2FL%2C+%C2%B15%2C56963+mg%2FL+dan+%C2%B14%2C47143+mg%2FL.+Logam+Pb+sebesar+%C2%B10%2C276+mg%2FL%2C+%C2%B1+0%2C0938+mg%2FL%2C+dan+%C2%B1+0%2C0722+mg%2FL.+Logam+Cd+sebesar%0D%0A%C2%B10%2C0061+mg%2FL%2C+%C2%B1+0%2C0076+mg%2FL%2C+dan+%C2%B10%2C0112+mg%2FL.+Berdasarkan+National+Sediment+Survey+U.S.+EPA+bahwa+konsentrasi+logam+Mn%2C+Pb%2C+dan+Cd+tidak+melebihi+batas+nilai+baku+tercemar.+Nilai+%25recovery+pada+masing-masing+sampel+logam+Mn%2C+Pb%2C+dan+Cd+berada+didalam+rentang+95-103%25+yang+masuk+dalam+rentang+nilai+baik+berdasarkan+Association+of+Official+Agricultural+Chemists+(AOAC)+2016.%0D%0A%0D%0A%0D%0A%0D%0AKata+kunci%3A+Sungai+Way+Kuripan%2C+Sedimen%2C+Mangan%2C+Timbal%2C+Kadmium%0D%0A%0D%0A%0D%0A%0D%0A%0D%0AThe+Way+Kuripan+River+is+one+of+the+most+important+rivers+that+crosses+the+city+of+Bandar+Lampung+and+then+empties+into+Lampung+Bay.+Jalan+Sungai+Kuripan+is+widely+used+for+industrial+and+local+purposes.+With+so+many+activities+and+the+number+of+people+on+the+Way+Kuripan+river%2C+this+will+be+proportional+to+the+high+level+of+pollution+that+occurs+in+the+river.+The+purpose+of+this+study+was+to+determine+the+levels+of+heavy+metals+and+to+verify+the+analytical+method+used+for+the+heavy+metals+Manganese%2C+Lead+and+Cadmium+in+the+upstream+sediments+of+the+Way+Kuripan+river%2C+Bandar+Lampung+City.+The+methods+used+include+the+procedure+for+making+solutions%2C+sampling+methods%2C+sample+preparation+for+determination+of+heavy+metal+content%2C+preparation+of+calibration+curves%2C+and+method+verification.+Method+verification+is+shown+through+the+parameters+of+accuracy%2C+precision%2C+linearity%2C+LoD+and+LoQ.+The+results+obtained+from+the+study+were+the+concentration+of+heavy+metals+in+the+upstream+sediments+of+the+Way+Kuripan+river+at+Point+A%2C+Point+B%2C+and+Point+C+for+Mn+metal+of+%C2%B14.71203+mg%2FL%2C%0D%0A%C2%B15.56963+mg%2FL+and+%C2%B14.47143+mg+%2Fl.+Pb+metal+of+%C2%B1+0.276+mg%2FL%2C+%C2%B1+0.0938+mg%2FL%2C+and+%C2%B1+0.0722+mg%2FL.+Cd+metal+is+%C2%B10.0061+mg%2FL%2C+%C2%B10.0076+mg%2FL%2C+and+%C2%B10.0112+mg%2FL.+Based+on+the+National+Sediment+Survey+U.S.+EPA+that+the+metal+concentrations+of+Mn%2C+Pb%2C+and+Cd+do+not+exceed+the+polluted+standard+values.+The+%25recovery+values+for+each+metal+sample+Mn%2C+Pb%2C+and+Cd+are+in+the+range+of+95-103%25+which+is+in+the+good+value+range+based+on+the+2016+Association+of+Official+Agricultural+Chemists+(AOAC).%0D%0A%0D%0A%0D%0AKeywords%3A+Way+Kuripan+River%2C+Sediments%2C+Mangan%2C+Lead%2C+Cadmium%0D%0A+&rft.publisher=Matematika+dan+Ilmu+Pengetahuan+Alam&rft.date=2023-12-22&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F78321%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F78321%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F78321%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Alfi+Nurul%2C+Izzah++(2023)+PENENTUAN+KANDUNGAN+LOGAM+BERAT+Mn%2C+Pb%2C+DAN+Cd+PADA+SEDIMEN+HULU+SUNGAI+WAY+KURIPAN+KOTA+BANDAR+LAMPUNG.++Matematika+dan+Ilmu+Pengetahuan+Alam%2C+Universitas+Lampung.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F78321%2F