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 ...
"Generally, a colorimetric probe consist of a recognition moiety and a signal moiety," Xiaodong Chen, an assistant professor in the School of Materials Science & Engineering at Nanyang Technological ...
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