Table 4.
Response time of DPPH impregnated paper-based disc sensor in stored PG, SFO and SFO spiked PG samples at ambient temperature (30 °C)
| Storage Days | Response time (min) | ||||||
|---|---|---|---|---|---|---|---|
| PG | SFO | Ti | Tii | Tiii | Tiv | Tv | |
| 0 | 250.00 ± 5.00aE | 0.50aA | 3.00 ± 0.25aAB | 5.00 ± 0.50aAB | 9.33 ± 0.58aB | 19.00 ± 1.0aC | 60.67 ± 1.15aD |
| 15 | 250.00 ± 5.00aE | 0.50aA | 3.00 ± 0.25aAB | 5.00 ± 0.50aAB | 9.67 ± 0.58aB | 19.00 ± 1.0aC | 63.00 ± 1.73aD |
| 30 | 265.00 ± 5.00bF | 0.50aA | 3.00 ± 0.25aAB | 6.33 ± 0.58bBC | 9.67 ± 0.58abC | 19.67 ± 0.58aD | 69.00 ± 1.73bE |
| 45 | 276.67 ± 5.77cF | 0.50aA | 3.67 ± 0.58abAB | 6.33 ± 0.58bBC | 9.67 ± 0.58abC | 19.00 ± 1.00aD | 74.33 ± 1.15cE |
| 60 | 285.00 ± 5.00cdF | 0.50aA | 3.67 ± 0.58abAB | 6.33 ± 0.58bBC | 9.67 ± 0.58abC | 22.33 ± 1.53aD | 78.00 ± 1.73dE |
| 75 | 288.33 ± 2.89dG | 0.50aA | 3.67 ± 0.58abB | 6.67 ± 0.58bC | 9.67 ± 0.58abD | 20.00 ± 1.0bE | 83.00 ± 1.73eF |
| 90 | 293.33 ± 5.77de | 0.50aA | 4.00 ± 0.50bcAB | 6.67 ± 0.58bcBC | 10.00 ± 0.50abC | 22.33 ± 0.58bD | 88.67 ± 1.15fE |
| 105 | 300.00 ± 5.00eF | 0.50aA | 4.00 ± 0.50bcAB | 6.67 ± 0.58bcB | 10.67 ± 0.58abcC | 23.33 ± 0.58bcD | 93.33 ± 2.89gE |
| 120 | 300.00 ± 5.00fF | 0.50aA | 4.00 ± 0.50bcAB | 6.67 ± 0.58bcAB | 10.67 ± 0.58abcB | 23.33 ± 0.58bcC | 95.67 ± 2.15gD |
| 135 | 325.00 ± 5.00gE | 0.67 ± 0.29aA | 4.33 ± 0.58bcdAB | 7.33 ± 0.58bcdBC | 11.00 ± 1.00bcC | 23.33 ± 1.53bcD | 99.00 ± 2.73hE |
| 150 | 337.67 ± 2.52hFG | 0.67 ± 0.29aA | 4.33 ± 0.58bcdB | 7.33 ± 0.58bcdC | 11.00 ± 1.00bcD | 24.33 ± 1.58cdE | 103.67 ± 2.15iF |
| 165 | 353.33 ± 5.77iF | 1.00 ± 0.25bA | 4.67 ± 0.58cdeAB | 7.67 ± 0.58cdeBC | 11.67 ± 1.53cdC | 24.67 ± 1.58cdD | 108.00 ± 2.73jE |
| 180 | 360.00 ± 5.00iF | 1.00 ± 0.25bA | 4.67 ± 0.58cdeB | 7.67 ± 0.58cdeB | 12.33 ± 1.15deC | 25.00 ± 1.50deD | 113.00 ± 2.73kE |
| 195 | 373.33 ± 2.89jG | 1.00 ± 0.25bA | 4.67 ± 0.58cdeB | 7.67 ± 0.58cdeC | 12.67 ± 0.58deD | 25.33 ± 1.58defE | 118.67 ± 2.15lF |
| 210 | 383.33 ± 2.89kG | 1.17 ± 0.29bA | 5.00 ± 0.50deB | 7.67 ± 0.58cdeC | 13.00 ± 0.50eD | 25.67 ± 1.58defE | 124.33 ± 2.58mF |
| 225 | 391.67 ± 2.89klG | 1.17 ± 0.29bA | 5.00 ± 0.50deB | 8.00 ± 1.00deC | 13.33 ± 0.58eD | 26.33 ± 1.58efgE | 131.33 ± 2.15nF |
| 240 | 395.00 ± 5.00lmF | 1.33 ± 0.29bA | 5.33 ± 0.58eB | 8.33 ± 0.58deB | 13.67 ± 0.58eC | 26.67 ± 1.58fgD | 140.67 ± 2.15oE |
| 255 | 404.00 ± 5.29mF | 1.33 ± 0.29bA | 5.33 ± 0.58eB | 8.67 ± 0.58eB | 13.67 ± 0.58eC | 27.33 ± 1.58hD | 148.33 ± 2.15pE |
| 270 | 416.00 ± 5.29nF | 1.33 ± 0.29bA | 5.33 ± 0.58eB | 8.67 ± 0.58eB | 13.67 ± 0.58eC | 27.67 ± 1.58hD | 156.33 ± 2.15qE |
Values are represented as Mean ± SD, n = 3; a, b & A, B–different superscript row-wise and column-wise, respectively differ significantly (p < 0.05)
PG: Pure Ghee; SFO: Sunflower Oil; Ti: PG spiked with SFO @ 10%; Tii: PG spiked with SFO @ 7.5%; Tiii: PG spiked with SFO @ 5%; Tiv: PG spiked with SFO @ 2.5%; Tv: PG spiked with SFO @ 1%