This article shows how the absorbance maxima of Ponceau-S is determined over a wavelength range of 220nm to 800nm using the Eppendorf BioSpectromenter ®. The methods of analysis using this ...
Compared to simple laboratory tests, instrumental methods of analysis may give improved: A solution containing sodium ions gives a reading of four units on the flame photometer. Use the calibration ...
Kennedy, G. C., and Newton, R. C., in Solids Under Pressure, edit. by Paul, W., and Warschauer, D. M., 163 (McGraw-Hill, New York, 1963).
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