Waters 2996 - Effects of Ph and Solvent Concentration on the Absorbance Spectrum of

Undesirable Effects 49
5
Figure 5-6 Effects of pH and Solvent Concentration
on the Absorbance Spectrum of p-Aminobenzoic Acid
Wavelength (nm)
Absorbance
Absorbance
Wavelength (nm)
pH 6.9
pH 5.1
pH 3.1
Effect of Concentration
Effect of pH
Note position of Maxima can be shifted.