Abstract
IN some current work using evaporated metal films, it became necessary to estimate small quantities of silver of about 2 × 10−5 gm. The method developed by Schoonover1 and quoted by Welcher2, the “B.D.H. Book of Organic Reagents” and others, seemed suitable. Preliminary experiments, however, indicated that the method was unreliable. The purpose of this note is to present some typical results of a subsequent series of experiments which show the unsatisfactory nature of the method.
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References
Schoonover, I. C., J. Res. Nat. Bur. Stand., 15, 377 (1935).
Welcher, F. J., “Organic Analytical Reagents”, 3, 421 (1947).
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ALLEN, J., HOLLOWAY, D. Colorimetric Estimation of Silver. Nature 166, 274–275 (1950). https://doi.org/10.1038/166274a0
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DOI: https://doi.org/10.1038/166274a0
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Colorimetry in Chemical Analysis
Nature (1950)
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