4Hickman K C D.Improvements in and relating to the preparation of tocopherol[ P].US Patent:548731,1942.
5孙志浩.生物催化工艺学[M].北京:化学工业出版社,2004.
6Suresh Ramamurthl.Enzymatic pretreatment of deodorizer distillate for concentration of sterols and tocopherols[ J ].J.Am.Oil Chem.Soc.,1993 (70) 3:287-295.
7Yuji Shimada.Facile purification of tocopherols from soybean oil deodorizer distillate in high yield using lipase[J].J.Am.Oil.Chem.Soc.,2000,77(10):1009 -1013.
8Yomi Watanabe.Purification of tocopherols and phytosterols by a two-step in situ enzymatic reaction[ J ].J.Am.Oil Chem.Soc.,2004,81 (10):339 -345.
9Nara Lucia Facioli.Optimisation of enzymatic esterification of soybean oil deodorizer distillate[ J ].Journal of the Science Food and Agriculture,2001,81:1193-1198.
10Hickman K C D.Separation of Tocopherol from Scum with Solvents[ P].US Patent:2349275,1944.