Effect of Spray-Drying and Freeze-Drying on the Properties of Soybean Hydrolysates

Table 1

Properties of freeze-dried and spray-dried hydrolysates.

Sample	Solubility (%)	Hygroscopicity (g/100 g)	Moisture content (%)	Aw	Tg (°C)	HR	CI (%)	Recovery rate (%)
S-1	97 ± 2^a	39 ± 1^b	4.2 ± 0.0^e	0.28 ± 0.02^a	76.1 ± 0.3^f	1.24 ± 0.01^c	19.4 ± 0.1^e	67 ± 2^c
S-2	95 ± 2^c	20 ± 1^e	4.5 ± 0.1^b	0.27 ± 0.00^a	79.3 ± 0.5^b	1.28 ± 0.02^b	21.8 ± 0.1^c	82 ± 1^b
S-3	97 ± 3^a	18 ± 1^f	4.4 ± 0.01^c	0.27 ± 0.01^a	81 ± 2^a	1.30 ± 0.02^a	23.1 ± 0.1^a	84 ± 2^a
F-1	96 ± 1^b	41 ± 1^a	4.3 ± 0.2^d	0.28 ± 0.00^a	76 ± 1^e	1.24 ± 0.04^c	19.1 ± 0.1^f	—
F-2	94 ± 1^e	28 ± 1^c	4.4 ± 0.1^c	0.29 ± 0.01^a	78 ± 1^d	1.27 ± 0.06^b	21.3 ± 0.2^d	—
F-3	95 ± 2^d	27 ± 0^d	4.3 ± 0.1^a	0.28 ± 0.01^a	79 ± 2^c	1.28 ± 0.04^b	22.0 ± 0.2^b	—