Volumetric and Conductometric Behavior at T = 298.15 K of 2-[(2-Aminoacetyl)amino]acetic Acid, 2-[(2-Aminoacetyl)amino]-3-methylbutanoic Acid, and (2)-2-[(2-Aminoacetyl)amino]-4-methylpentanoic Acid with Sodium Hexanoate Yan, Z.; Zhao, Y.; Xing, R.; Wang, X.; Wang, J.; Journal of Chemical & Engineering Data 2010, 55, 759-764