Fatty acids characterization and oxidative stability of spray dried designer egg powder

Javed, Amna; Imran, Muhammad; Ahmad, Nazir; Hussain, Abdullah Ijaz

doi:10.1186/s12944-018-0931-1

Lipids in Health and Disease

Table 8 Impact of spray drying conditions on peroxide value in designer egg dried powder at different days and storage intervals

From: Fatty acids characterization and oxidative stability of spray dried designer egg powder

Spray dryer process run	Independent variables				Peroxide value (meq/kg O₂)
	Inlet air temperature (°C)	Feed flow rate (mL/hr)	Atomization speed (rpm)	Outlet temperature (°C)	0 Day	Storage at Temperature 4 °C		Storage at Temperature 25 °C
	Inlet air temperature (°C)	Feed flow rate (mL/hr)	Atomization speed (rpm)	Outlet temperature (°C)	0 Day	30 Days	60 Days	30 Days	60 Days
1	160 (− 1)	300 (0)	16,000 (− 1)	70 (0)	0.46 ± 0.05^pq	0.52 ± 0.01ⁿ	0.59 ± 0.08^jk	0.53 ± 0.04^mn	0.62 ± 0.01ⁱ
2	180 (0)	200 (− 1)	20,000 (0)	60 (−1)	0.45 ± 0.04^q	0.51 ± 0.02^no	0.58 ± 0.07^k	0.52 ± 0.01ⁿ	0.61 ± 0.02^ij
3	180 (0)	300 (0)	16,000 (−1)	80 (+ 1)	0.58 ± 0.07^k	0.64 ± 0.03^h	0.71 ± 0.02^de	0.65 ± 0.02^gh	0.74 ± 0.03^c
4	180 (0)	400 (+ 1)	20,000 (0)	60 (−1)	0.49 ± 0.08^op	0.56 ± 0.04^l	0.62 ± 0.01ⁱ	0.58 ± 0.05^k	0.65 ± 0.04^gh
5	180 (0)	200 (−1)	16,000 (− 1)	70 (0)	0.50 ± 0.01^o	0.56 ± 0.05^l	0.63 ± 0.02^hi	0.57 ± 0.06^kl	0.67 ± 0.05^fg
6	160 (−1)	300 (0)	24,000 (+ 1)	70 (0)	0.51 ± 0.02^no	0.55 ± 0.03^lm	0.62 ± 0.01ⁱ	0.58 ± 0.07^k	0.68 ± 0.04^f
7(C₁)	180 (0)	300 (0)	20,000 (0)	70 (0)	0.53 ± 0.02^mn	0.59 ± 0.08^jk	0.66 ± 0.05^g	0.60 ± 0.05^j	0.69 ± 0.08^ef
8(C₂)	180 (0)	300 (0)	20,000 (0)	70 (0)	0.53 ± 0.04^mn	0.59 ± 0.05^jk	0.66 ± 0.06^g	0.60 ± 0.04^j	0.69 ± 0.06^ef
9	180 (0)	300 (0)	24,000 (+ 1)	60 (−1)	0.49 ± 0.08^op	0.55 ± 0.04^lm	0.62 ± 0.01ⁱ	0.56 ± 0.05^l	0.65 ± 0.04^gh
10	200 (+ 1)	300 (0)	24,000 (+ 1)	70 (0)	0.60 ± 0.05^j	0.66 ± 0.05^g	0.73 ± 0.02^cd	0.67 ± 0.06^fg	0.76 ± 0.05^b
11(C₃)	180 (0)	300 (0)	20,000 (0)	70 (0)	0.53 ± 0.09^mn	0.59 ± 0.07^jk	0.66 ± 0.04^g	0.60 ± 0.03^j	0.69 ± 0.07^ef
12(C₄)	180 (0)	300 (0)	20,000 (0)	70 (0)	0.53 ± 0.03^mn	0.59 ± 0.02^jk	0.66 ± 0.07^g	0.60 ± 0.02^j	0.69 ± 0.05^ef
13	180 (0)	200 (−1)	20,000 (0)	80 (+ 1)	0.58 ± 0.01^k	0.64 ± 0.01^h	0.71 ± 0.02^de	0.65 ± 0.04^gh	0.75 ± 0.03^bc
14	200 (+ 1)	400 (+ 1)	20,000 (0)	70 (0)	0.60 ± 0.05^j	0.65 ± 0.04^gh	0.72 ± 0.01^d	0.67 ± 0.06^fg	0.76 ± 0.05^b
15	160 (−1)	400 (+ 1)	20,000 (0)	70 (0)	0.50 ± 0.04^o	0.56 ± 0.05^l	0.63 ± 0.02^hi	0.57 ± 0.06^kl	0.66 ± 0.05^g
16	180 (0)	400 (+ 1)	20,000 (0)	80 (+ 1)	0.62 ± 0.01ⁱ	0.68 ± 0.07^f	0.75 ± 0.04^bc	0.67 ± 0.06^fg	0.78 ± 0.07^ab
17	160 (−1)	300 (0)	20,000 (0)	80 (+ 1)	0.55 ± 0.04^lm	0.61 ± 0.05^ij	0.68 ± 0.07^f	0.62 ± 0.01ⁱ	0.71 ± 0.06^de
18	200 (+ 1)	300 (0)	20,000 (0)	80 (+ 1)	0.65 ± 0.04^gh	0.71 ± 0.03^de	0.78 ± 0.06^ab	0.72 ± 0.01^d	0.81 ± 0.02^a
19	160 (−1)	200 (− 1)	20,000 (0)	70 (0)	0.46 ± 0.05^pq	0.52 ± 0.04ⁿ	0.59 ± 0.08^jk	0.54 ± 0.08^m	0.63 ± 0.01^hi
20	180 (0)	400 (+ 1)	16,000 (−1)	70 (0)	0.53 ± 0.02^mn	0.59 ± 0.01^jk	0.66 ± 0.05^g	0.60 ± 0.04^j	0.69 ± 0.08^ef
21	180 (0)	300 (0)	24,000 (+ 1)	80 (+ 1)	0.62 ± 0.01ⁱ	0.68 ± 0.02^f	0.75 ± 0.04^bc	0.69 ± 0.08^ef	0.78 ± 0.07^ab
22	180 (0)	300 (0)	16,000 (−1)	60 (− 1)	0.45 ± 0.04^q	0.51 ± 0.03^no	0.58 ± 0.07^k	0.52 ± 0.04ⁿ	0.61 ± 0.02^ij
23	180 (0)	400 (+ 1)	24,000 (+ 1)	70 (0)	0.57 ± 0.06^kl	0.63 ± 0.05^hi	0.70 ± 0.06^e	0.54 ± 0.03^m	0.63 ± 0.02^hi
24	160 (−1)	300 (0)	20,000 (0)	60 (−1)	0.42 ± 0.01^r	0.48 ± 0.02^p	0.55 ± 0.01^lm	0.50 ± 0.08^o	0.59 ± 0.07^jk
25(C₅)	180 (0)	300 (0)	20,000 (0)	70 (0)	0.53 ± 0.02^mn	0.59 ± 0.04^jk	0.66 ± 0.02^g	0.60 ± 0.01^j	0.69 ± 0.04^ef
26	200 (+ 1)	300 (0)	16,000 (−1)	70 (0)	0.56 ± 0.05^l	0.62 ± 0.04ⁱ	0.69 ± 0.03^ef	0.63 ± 0.02^hi	0.72 ± 0.01^d
27	180 (0)	200 (−1)	24,000 (+ 1)	70 (0)	0.53 ± 0.02^mn	0.59 ± 0.01^jk	0.67 ± 0.02^fg	0.60 ± 0.04^j	0.69 ± 0.08^ef
28	200 (+ 1)	200 (−1)	20,000 (0)	70 (0)	0.56 ± 0.05^l	0.62 ± 0.04ⁱ	0.69 ± 0.08^ef	0.63 ± 0.02^hi	0.72 ± 0.01^d
29	200 (+ 1)	300 (0)	20,000 (0)	60 (−1)	0.52 ± 0.01ⁿ	0.58 ± 0.02^k	0.65 ± 0.04^gh	0.69 ± 0.08^ef	0.74 ± 0.03^c

^{C1,C2,C3,C4,C5}represent spraying drying process at center points
Experimental model = Box-Behnken design
Total number of spray drying treatments = 29
No of replicates = 03
^a-rvalues with similar letters show homogenous group within row and column (p > 0.05)

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