?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=STUDI+ANALISIS+ION+LOGAM+Cu(II)+DENGAN+ASAM+TANAT%0D%0AMENGGUNAKAN+SPEKTROFOTOMETER+ULTRAUNGU-TAMPAK&rft.creator=RIZKA+ARI+WANDARI%2C+1417011096&rft.subject=Q+Science+(General)&rft.description=Studi+analisis+ion+logam+Cu(II)+dengan+asam+tanat+telah+dilakukan.+Studi+ini+bertujuan%0D%0Auntuk+mengetahui+panjang+gelombang+maksimum+antara+ion+logam+Cu(II)+dengan%0D%0Aasam+tanat+serta+mendapatkan+kondisi+optimumnya+terhadap+pH%2C+konsentrasi%2C+volume%2C%0D%0Adan+waktu+kestabilan+untuk+senyawa+ion+logam+Cu(II)%E2%80%93asam+tanat.+Analisis+ion%0D%0Alogam+Cu(II)+dengan+asam+tanat+dilakukan+menggunakan+spektrofotometer+ultraungutampak.%0D%0AHasil+penelitian+ini+diperoleh+panjang+gelombang+maksimum+senyawa%0D%0Akompleks+ion+logam+Cu(II)-asam+tanat+sebesar+473%2C5+nm+dengan+kondisi+optimum%0D%0Apada+pH+11%2C+perbandingan+stoikiometri+variasi+konsentrasi+ion+logam+Cu(II)-asam%0D%0Atanat+1%3A4%2C+perbandingan+stoikiometri+variasi+volume+ion+logam+Cu(II)-asam+tanat%0D%0A1%3A1%2C+serta+waktu+kestabilan+pada+menit+ke+30.+Setelah+didapatkan+variasi+optimum%0D%0Alalu+dilakukan+validasi+metode+pada+ion+logam+Cu(II)+diperoleh+nilai+r+sebesar%0D%0A0.9997%2C+pada+uji+presisi+diperoleh+nilai+SD+sebesar+0.0124+dan+%25RSD+sebesar+1.4277.%0D%0ANilai+LoD+dan+LoQ+sebesar+0.2953+dan+0.9845%2C+serta+nilai+perolehan+kembali%0D%0A(%25recovery)+sebesar+94%2C54%25.%0D%0AKeywords%3A+Tannic+Acid%2C+Cu(II)+ion%2C+Complex+compound+Cu(II)+Ion-+Tannic+Acid%2C%0D%0Aultraviolet-visible+spectrophotometer.%0D%0A%0D%0A%0D%0A%0D%0Aabstract%0D%0A%0D%0AA+study+of+ionic+analysis+of+Cu+(II)+ion+with+tannic+acid+has+been+performed.+This%0D%0Astudy+aims+to+determine+the+maximum+wavelength+between+Cu+(II)+ions+with+tannic%0D%0Aacid+and+to+obtain+optimum+conditions+for+pH%2C+concentration%2C+volume%2C+and+stability%0D%0Atime+for+complex+compound+Cu+(II)+ion+%E2%80%93+tannic+acid.+Analysis+of+Cu+(II)+ions+with%0D%0Atannic+acid+was+performed+using+an+ultraviolet-visible+spectrophotometer.+The+results%0D%0Aof+this+study+obtained+the+maximum+wavelength+of+a+complex+compound+Cu+(II)+ion+-%0D%0Atannic+acid+was+473.5+nm+with+optimum+conditions+at+pH+11%2C+stoichiometric+ratio+of%0D%0Avariation+in+the+concentration+of+Cu+(II)+ion+%E2%80%93+tannic+acid+was+1%3A+4%2C+stoichiometric%0D%0Avariation+volume+of+Cu+(II)+ions+%E2%80%93+tannic+acid+was+1%3A+1%2C+and+stability+time+at+30th%0D%0Aminute.+After+the+optimum+variation+was+obtained+then+the+method+validation+on+Cu%0D%0A(II)+ion+obtained+r-value+of+0.9997%2C+in+the+precision+test+obtained+value+SD+was%0D%0A0.0124+and+%25+RSD+was+1.4277.+the+value+of+LoD+and+LoQ+were+0.2953+and+0.9844%2C%0D%0Aand+the+value+of+recovery+(%25+recovery)+was+94.54%25.%0D%0AKeywords%3A+Tannic+Acid%2C+Cu(II)+ion%2C+Complex+compound+Cu(II)+Ion-+Tannic+Acid%2C%0D%0Aultraviolet-visible+spectrophotometer.&rft.publisher=UNIVERSITAS+LAMPUNG&rft.date=2018-08-08&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F33176%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F33176%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F33176%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++RIZKA+ARI+WANDARI%2C+1417011096++(2018)+STUDI+ANALISIS+ION+LOGAM+Cu(II)+DENGAN+ASAM+TANAT+MENGGUNAKAN+SPEKTROFOTOMETER+ULTRAUNGU-TAMPAK.++UNIVERSITAS+LAMPUNG%2C+FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F33176%2F