Srinivasan, B.R.; Shyama, S.K.; Naik, S.G.; Jyai, R.N.
(Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 136(B); 2015; 334-337.)
Slow evaporation of an aqueous solution containing L-glutamine and potassium nitrate in 2:1 mole ratio results in the fractional crystallization of L-glutamine and not the formation of a so called bis (L-glutamine) potassium ...