Figure 9. Schematic presentation of the Acid-Base properties of AsparticAcidType amino acids.

From

An Attractive Way of Developing the Concept of Systematic Titration Error of Visual Acid-Base Titrations (on the Basis of Logarithmic Acid-Base Diagrams)

Francesco Salvatore, Maria Michela Salvatore

World Journal of Chemical Education. 2014, 2(1), 8-20 doi:10.12691/wjce-2-1-3