Use of the metal-ion indicator, Arsenazo
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W.B. Gratzer; G.H. Beaven
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Article
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1977
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Elsevier Science
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English
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The use of the metal-ion indicator, Arsenazo III. for the spectrophotometric measurement of total and free calcium concentrations has been explored. The indicator can be used satisfactorily in the physiological pH range. A procedure is described for the direct measurement of calcium-binding equilibr