Table 4.
Residual free amino acids in the rice protein hydrolysates. (µg/g)

No	Amino acids	Rrhf1)	Rrhp2)	Rrhd3)	Rrha4)
1	Asp	-	-	-	-
2	Ser	7.35	-	-	-
3	Glu	-	5.81	-	-
4	Gly	-	-	-	-
5	His	67.85	-	-	-
6	Arg	-	-	-	-
7	Thr	-	-	-	-
8	Ala	28.31	2.99	-	-
9	Pro	44.21	9.04	-	-
10	Cys	99.18	-	-	-
11	Tyr	-	-	-	-
12	Val	-	-	-	-
13	Met	5.98	-	-	-
14	Lys	-	-	-	-
15	Ile	-	-	-	-
16	Leu	-	-	11.46	-
17	Phe	62.78	71.54	-	-

Residual rice protein hydrolysate by Flavourzyme
Residual rice protein hydrolysate by Protamax
Residual rice protein hydrolysate by Delvorase
Residual rice protein hydrolysate by Alcalase