Bentonite (g/L) A520 A700 BI TCD ABTS(mMTrolox/L) TPC(mg GAE/L)
0 1.489 ± 0.012 a 0.552 ± 0.006 a 4.540 ± 0.007 c 7.613 ± 0.079 a 15.218 ± 0.267 c 1870.982 ± 22.955 a
0.1 1.338 ± 0.036 b 0.471 ± 0.019 b 4.562 ± 0.005 c 7.371 ± 0.091 b 16.086 ± 0.298 b 1878.138 ± 68.116 a
0.25 1.036 ± 0.038 c 0.347 ± 0.011 c 4.513 ± 0.143 c 7.007 ± 0.049 c 16.707 ± 0.675 ab 1832.292 ± 50.794 ab
0.5 0.865 ± 0.021 d 0.241 ± 0.009 d 4.614 ± 0.005 bc 6.740 ± 0.043 d 16.802 ± 0.423 a 1769.667 ± 13.930 bc
1 0.681 ± 0.010 e 0.176 ± 0.008 e 4.694 ± 0.011 b 6.495 ± 0.081 e 16.230 ± 0.203 ab 1727.827 ± 62.604 c
2 0.581 ± 0.009 f 0.125 ± 0.012 f 4.937 ± 0.045 a 6.121 ± 0.058 f 16.664 ± 0.147 ab 1624.533 ± 55.005 d
Table 2: Characteristics of pomegranate juice clarified by sodium bentonite at 5°C for 18 h [mean and standard deviation (SD) are given] (A520: Absorbance at 520 nm; A700: Absorbance at 700 nm; BI: Browning index; TCD: Total color density; ABTS [2,2’-az ino-bis(3-ethyl-benzothiazoline-6-sulfonic acid)]: ABTS radical scavenging assay; TPC: Total phenolic content. a-fMeans within same column followed by different letters are significantly different (P ≤ 0.05).