Deviation from Beer's Law Caused by Spectral Interference-Reference-Cited by-同舟云学术

Deviation from Beer's Law Caused by Spectral Interference

Published:1981-11 Issue:6 Volume:35 Page:603-605
ISSN:0003-7028
Container-title:Applied Spectroscopy
language:en
Short-container-title:Appl Spectrosc

Author:

Elsirafy A. A.¹

Affiliation:

1. Faculty of Science, Cairo University, Giza, Egypt

Abstract

A cause of deviation from Beer's Law is discovered. It is the presence of excess indicator in the standard solutions of the calibration curve when the indicator absorbs. The deviation is negative with either solvent or blank-reference. Theoretical and experimental evidences are given.

Publisher

SAGE Publications

Subject

Spectroscopy,Instrumentation

Link

http://journals.sagepub.com/doi/pdf/10.1366/0003702814732184

Reference9 articles.

1. Donbrow M., Instrumental Methods in Analytical Chemistry (Sir Isaac Pitman and Sons Limited, London, 1967), Vol. II, p. 43.

2. Some Advantages of Using a Helium-Neon Gas Laser as a Light Source at 632.8 m μ as Compared to a Tungsten Lamp.

3. Correlation of measurements of absorbance in the ultraviolet and visible regions at different spectral slitwidths

4. Spectrophotometric Accuracy, Linearity and Adherence to Beer's Law

5. Some considerations on apparent deviations from lambert-beer's law

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