蛋白质水解度的简易测定方法袁斌.pdf

21　 2 2002 6　 Vol. 21, No . 2 Journal of Guangxi Agric. and Biol. Science June, 2002　 : 1008 3464 (2002) 02 0113 03 1 2 2 袁斌 , 吕桂善 , 刘小玲 ( 1 , 518019; 2 , 530004) : , p H STAT, , , , 。 : ; ; p H STAT : T Q936. 1　　　: A The simple method of determining for the degree of hydrolysis of proteins 1 2 2 Y UAN G Bin , LU Gui s an , LIU Xiao ling ( 1 S enz en C engye Freeze Corporation Limited, S enz en 518019, C ina; 2 , . , 530004, ) Biotec nology and Sugar Engineering College Guangxi Univ Nanning C ina : , , Abstract A simple and w orkable met od w ic w as based on p H ST AT met od for deter- mining t e degree of ydrolysis of protein , w as introduced in t e present paper. T is met od can be used in lab and food industry w it good results and little reagents consumptions. Key words: protein; degree of ydrolysis; p H STAT M et od , 。 , 。 , 。, , 。, , 。, 。 , 。 ( Degree of ydrolysis, D H ) , : D H% = h /hto×t 100% , ( / ) , tot h mmol g h 。, 。 , , , , , htot 8. 2 mmol /g。 : 2001 08 18 : (X0102019) : ( 1973 ) , , , ; 。 114 21　 , , 100% ; , 0。 - N H2 - COO H, , , - 2 - , N H COO H h 。