5MaryamT R, Tahereh K, Ali K. Application of membrane separation processes in petrochemical industry: a review Desalination, 2009,235,199-244.
6Wang X L , Ying A L , Wang W N. Nanofiltradon of I - phenylalanine and 1 - aspartic acid aqueous solutions[J']. J. Membr. Sci. ,2002,196,59-67.
7Arunima S, Tripathi P B, Mahendra K, et al. Membrane based techniques for the separation and purification of proteins : An overview[J]. Advances in Colloid and Inter -face Science, 2009,145 ; 1-22.
8Maximini A , Chmiel H , Holdik H , et al. Develop - ment of a supported liquid membrane process for separating enantiomers of N - protected amino acid derivatives[J]. Journal of Membrane Science,2006,276. 221-231.
9Habe H , Yamano N , Takeda S, et al. Use of electrodialysis to separate and concentrate 7 - amino butyric acid[J]. Desalination, 2010,253,101-105.
10Bukhovets A E, Savel" eva A M, Eliseeva T V. Separation of amino acids mixtures containing tyrosine in electromem brahe system [J]. Desalination, 2009,241 : 68-74.
