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PENENTUAN ASAM OKSALAT SECARA SPEKTROFOTOMETRI DENGAN METODE METILEN BIRU

PENENTUAN ASAM OKSALAT SECARA SPEKTROFOTOMETRI DENGAN METODE METILEN BIRU. Irmanto , Suyata Jurnal Molekul , Vol. 1. No. 1. Nopember , 2006 : 45-54. Asam oksalat. Prosedur Kerja. (Bernal et al., 1990).

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PENENTUAN ASAM OKSALAT SECARA SPEKTROFOTOMETRI DENGAN METODE METILEN BIRU

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  1. PENENTUAN ASAM OKSALAT SECARA SPEKTROFOTOMETRI DENGAN METODE METILEN BIRU Irmanto, Suyata JurnalMolekul, Vol. 1. No. 1. Nopember, 2006 : 45-54

  2. Asamoksalat

  3. ProsedurKerja • (Bernal et al., 1990)

  4. dengankondisi optimum analisisadalah 3 mLformaldehid 31 %; 0,8 mL EDTA-Trietanolamin 0,067 M; 1,2 mLsulfida 0,010 M; 2 mLmetilenbiru 0,0010 %; temperaturreaksi 20 oCdanwaktureaksi 1 menit. • Metodeinidapatdigunakanuntukpenentuanasamoksalatpadatingkatkonsentrasirunut • Batas deteksidarimetodeiniadalah 0,43 g/mLdanstandardeviasirelatifuntukpenentuan 3 g/mLasamoksalatadalah 5,6 %. Sedangkansensitivitasmetode yang diperolehadalah 2,146 g/mL.

  5. TerimaKasih

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