TABLE 1.

RSM design scheme and DF yield

No.	(A) Liquid material ratio ml/g	(B) α‐amylase concentration %	(C) Protamex concentration %	(D) Ultrasonic power W	DF yield %
1	30	1.5	1.6	200	34.2
2	30	1.5	0.8	100	33.9
3	25	1.0	1.2	150	34.2
4	30	1.5	1.2	150	37.6
5	35	1.5	1.2	200	32.8
6	30	2.0	1.2	200	33.6
7	25	2.0	1.2	150	35.9
8	25	1.5	1.2	100	34.0
9	30	1.0	1.2	200	34.6
10	30	1.5	1.2	150	37.3
11	25	1.5	0.8	150	34.6
12	30	1.5	1.2	150	37.6
13	35	1.0	1.2	150	33.1
14	35	2.0	1.2	150	32.8
15	30	2.0	0.8	150	33.5
16	30	2.0	1.2	100	34.8
17	30	2.0	1.6	150	35.5
18	30	1.0	1.6	150	33.3
19	30	1.5	1.2	150	38.1
20	25	1.5	1.2	200	36.6
21	30	1.5	0.8	200	34.6
22	25	1.5	1.6	150	34.1
23	30	1.5	1.6	100	35.3
24	35	1.5	1.6	150	34.8
25	30	1.0	1.2	100	35.2
26	35	1.5	1.2	100	35.4
27	30	1.5	1.2	150	38.5
28	30	1.0	0.8	150	34.4
29	35	1.5	0.8	150	33.8

DF, dietary fiber.