. 2017 Mar 27;54(6):1565–1576. doi: 10.1007/s13197-017-2588-6

Table 2.

Effect of the different levels of SBTE on the physico-chemical and colour attributes of raw ground pork during refrigerated aerobic storage (mean ± S.E.)

Treatments/days	Day 1	Day 3	Day 5	Day 7	Day 9
pH
C	5.79 ± 0.04^Aa	5.83 ± 0.04^Ab	5.88 ± 0.09^Bb	5.90 ± 0.04^Cc	5.98 ± 0.05^Cd
T-1	5.73 ± 0.05^Aa	5.82 ± 0.08^Aab	5.83 ± 0.05^Ab	5.85 ± 0.08^Bb	5.90 ± 0.04^Bc
T-2	5.75 ± 0.01^Aa	5.82 ± 0.08^Ab	5.83 ± 0.01^Abc	5.84 ± 0.08^ABc	5.85 ± 0.05^Ad
T-3	5.74 ± 0.02^Aa	5.81 ± 0.01^Ab	5.82 ± 0.02^Ab	5.83 ± 0.01^Ac	5.84 ± 0.01^Ad
Water activity (a _W )
C	0.910 ± 0.002^Ae	0.908 ± 0.004^Ad	0.901 ± 0.007^Ac	0.891 ± 0.008^Ab	0.879 ± 0.003^Aa
T-1	0.922 ± 0.012^Be	0.914 ± 0.008^Bd	0.909 ± 0.005^Ac	0.904 ± 0.007^Bb	0.897 ± 0.006^Aa
T-2	0.926 ± 0.016^Bd	0.918 ± 0.008^Bc	0.916 ± 0.008^ABbc	0.915 ± 0.004^Cb	0.904 ± 0.004^Ba
T-3	0.929 ± 0.008^Be	0.925 ± 0.002^Cd	0.920 ± 0.004^Bc	0.917 ± 0.001^Cb	0.913 ± 0.002^Ba
L (Lightness)*
Control	56.89 ± 0.31^Ad	56.48 ± 0.56^Ad	54.81 ± 1.78^Ac	53.54 ± 1.10^Ab	51.93 ± 0.19^Aa
T-1	56.41 ± 0.51^Ad	56.22 ± 1.12^Ad	55.59 ± 0.54^Bc	54.23 ± 1.15^Bb	53.44 ± 0.15^Ca
T-2	56.26 ± 0.48^Ad	56.14 ± 0.14^Ad	55.46 ± 1.02^Bc	54.36 ± 0.25^Bb	53.68 ± 0.05^Ba
T-3	56.12 ± 0.82^Ac	56.01 ± 0.45^Ac	55.24 ± 0.10^Bb	54.69 ± 0.98^Bab	54.07 ± 0.12^Ca
a (Redness)*
Control	13.87 ± 0.84^Ad	13.58 ± 0.11^Ad	12.63 ± 0.10^Ac	11.48 ± 0.24^Ab	10.26 ± 0.15^Aa
T-1	13.90 ± 0.54^Ad	13.78 ± 0.61^Acd	13.12 ± 0.15^Bc	12.53 ± 0.64^Bb	11.15 ± 0.48^Ba
T-2	13.92 ± 0.11^Ac	13.82 ± 0.46^Abc	13.20 ± 0.54^Bb	12.82 ± 0.25^Ca	12.17 ± 0.54^Ca
T-3	13.95 ± 1.74^Ac	13.84 ± 0.16^Abc	13.24 ± 0.21^Bb	12.97 ± 0.10^Ca	12.25 ± 0.41^Ca
b (Yellowness)*
Control	15.17 ± 0.44^Ae	15.01 ± 0.09^Ad	14.84 ± 0.01^Ac	14.09 ± 0.64^Ab	13.86 ± 1.46^Aa
T-1	15.39 ± 0.51^Ad	15.23 ± 0.10^Bcd	15.06 ± 0.10^Bc	14.58 ± 0.46^Bb	14.19 ± 0.16^Ba
T-2	15.54 ± 0.57^BCd	15.36 ± 0.40^BCcd	15.11 ± 0.51^Cc	14.63 ± 0.54^BCb	14.38 ± 0.96^BCa
T-3	15.85 ± 0.16^Cd	15.44 ± 0.55^Ccd	15.26 ± 0.85^Dc	15.04 ± 0.55^Cb	14.85 ± 0.12^Ca

n = 6; Control: (without any phyto-extract); T-1 = 0.1% SBTE, T-2 = 0.2% SBTE; T-3 = 0.3% SBTE

* Mean ± S.E. with different superscripts row wise (small alphabets) and column wise (capital alphabets) differ significantly (p < 0.05)