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 ...

UV-Vis spectroscopy is an analytical technique that measures the amount of discrete wavelengths of UV or visible light that are absorbed by or transmitted through a sample in comparison to a reference ...

Spectrophotometers have a long history in the scientific laboratory, primarily as devices for analyte quantification in solution. Myriad spectrophotometry applications use either the analyte’s ...

One of the most common disinfectants utilized in both commercial and domestic and settings because of its favorable properties, including broad-spectrum antimicrobial activity and low cost, is sodium ...