8Sandipan Chatterjee, Sudipta Chatterjee, Bishnu P Chatterjee, et al. Clarification of fruit juice with chitosan[J]. Process Biochem- istry, 2004(39):2 229-2 232.
9Vilai Rungsardthong, Nijarin Wongvuttanakul, Nilada Kongpi- en, et al. Application of fungal chitosan for clarification of apple juice[J]. Process Biochemistry, 2006 (41) : 589 - 593.