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(b) Average
| 60 nm | Control | 10 ppm | 5 ppm | 2.5 ppm | 1.25 ppm | 0.625 ppm | 0.3125 ppm |
|---|---|---|---|---|---|---|---|
| 24 h | 100.00 (±12.56) | 102.38 (±7.59) | 109.51 (±8.74) | 110.45 (±12.50) | 109.96 (±11.33) | 112.28 (±5.57) | 106.19 (±15.02) |
| 48 h | 100.00 (±2.46) | 91.83 (±16.49) | 88.27 (±5.02) | 84.27 (±10.55) | 100.43 (±5.15) | 91.86 (±4.47) | 87.29 (±7.33) |
| 72 h | 100.00 (±1.23) | 81.44 (±3.07) | 87.02 (±1.13) | 95.80 (±3.93) | 98.24 (±4.84) | 98.89 (±3.18) | 97.57 (±3.62) |
