1. L. Hartinger, Handbook of Effluent Treatment and Recycling for the Metal Finishing Industry, Finishing Publications, UK, 1994
2. A.I. Schäfer, A.G. Fane and T.D. Waite, Nanofiltration—Principles and Applications, Elsevier, Oxford, 2005, Chap. 19.
3. Osmonics, Nanofiltration—126 acid waste, http://www.osmonics.com/products /Page233.htm, 1996.
4. Separation of ions in acidic conditions using NF;Tanninen;Desalination,2002
5. The electrostatic and steric hindrance model for the transport of charged solutes through nanofiltration membranes;Wang;J. Membr. Sci.,1997