Chromogenicity of Sakaguchi-reactive compounds, monosubstituted guanidines and histidine.
D000596:Amino Acids; D001120:Arginine; D003124:Colorimetry; D006146:Guanidines; D006639:Histidine; D007202:Indicators and Reagents
D000596:Amino Acids; D006146:Guanidines; D007202:Indicators and Reagents; D006639:Histidine; D001120:Arginine