Summary
Spectrophotometric Determination of Aluminium with Chromal Blue G in the Presence of Cetyltrimethylammonium Chloride
Chromal Blue G (C. I. 43835) in the presence of cetyltrimethylammonium chloride is proposed for the spectrophotometric determination of microgram amounts of aluminium. The stoichiometric ratio of aluminium to Chromal Blue G is 1∶4. Beer's law is obeyed from 0.01 to 0.16 ppm of aluminium. The molar absorptivity is 1.62×1051·mole−1·cm−1 at 660 nm.
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Miyawaki, M., Uesugi, K. Spectrophotometric determination of aluminium with Chromal Blue G in the presence of cetyltrimethylammonium chloride. Mikrochim Acta 87, 319–326 (1985). https://doi.org/10.1007/BF01196830
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DOI: https://doi.org/10.1007/BF01196830