| Conc.(µg/mL) | BHT | BRA | BRE | BRC | BRP |
| 400 | 96.36% | 80.80% | 83.76% | 75.15% | 85.09% |
| 200 | 95.03% | 77.14% | 78.46% | 72.17% | 80.45% |
| 100 | 91.39% | 67.86% | 68.20% | 67.20% | 74.16% |
| 50 | 87.08% | 62.89% | 37.40% | 65.21% | 68.19% |
| 25 | 77.47% | 57.26% | 28.76% | 59.91% | 59.25% |
| 12.5 | 64.21% | 37.71% | 24.78% | 55.60% | 44.67% |
| 6.25 | 51.95% | 33.40% | 24.15% | 41.02% | 27.80% |
| 3.125 | 37.71% | 16.20% | 15.18% | 36.05% | 18.80% |
| 1.5625 | 26.77% | 4.90% | 11.20% | 28.76% | 10.90% |