Omega Chrome Black PPV, a new metal indicator |
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| Authors: | A. A. Abd El Raheem and Abdel-Aziz Amin |
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| Affiliation: | (1) Ministry of Public Health Labs., Cairo, Egypt;(2) National Research Centre, Cairo, Egypt |
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| Abstract: | ![]()
Summary The use of Omega Chrome Black PPV for the EDTA titration of zinc, manganese, nickel, cadmium, magnesium and lead is described. The sensitivity limits of detection of the equivalence points are determined. The indicator has been found to be suitable in titrations of mixtures of manganese and zinc. |
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