Thermodynamic models for determination of the solubility of dl-malic acid in methanol plus (acetonitrile, N,N-dimethylformamide, isopropyl alcohol) binary solvent mixtures

Qi Zhang, Yang Yang, Limin Cheng, Cuicui Cao, Zhiwen Ding, Chunxiao Wang, Wenge Yang, Yonghong Hu, Yonglan Li