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      • Undergraduate Theses
      • UT - Faculty of Mathematics and Natural Sciences
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      Validasi metode analisis krom heksavalen dan krom total secara spektrofotometri serta aplikasinya pada air Sungai Cisadane di Bogor dan Tangerang

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      Date
      2004
      Author
      Yanto, Dede Heri Yuli
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      Abstract
      Di dalam air sungai, krom stabil dalam keadaan heksavalen dan trivalen. Krom heksavalen jauh lebih toksik dibandingkan dengan trivalen sehingga keberadaannya di dalam air sungai perlu dipantau secara berkala. Untuk itu, diperlukan metode yang baik, sederhana, dan cepat dalam menganalisanya. Validasi metode analisis krom heksavalen meliputi uji linearitas, penentuan nilai absorpitivitas molar, serta pengujian pengaruh matriks. Vaksinasi metode analisis krom total meliputi pemilihan oksidator dan penentuan persen recovery metode terpilih.
       
      In rivers, chromium is stable in hexavalent and trivalent state. hexavalent chromium is more toxic than the trivalent. so, its existance in rivers should be monitored regularly.
       
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      http://repository.ipb.ac.id/handle/123456789/2513
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      • UT - Chemistry [2295]

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