| % Level | Concentration in ppm | Area response |
| 50 | 49.6598 | 4628113.962 |
| 80 | 80.4016 | 7523524.857 |
| 90 | 89.8606 | 8408472.042 |
| 100 | 99.3197 | 9213073.152 |
| 110 | 109.7246 | 10275208.117 |
| 120 | 119.1836 | 11106062.170 |
| 150 | 150.3983 | 14231940.974 |
| Correlation coefficient | 1.000 | |
| Regression coefficient | 1.000 | |
| Slope | 94932.185 | |
| Intercept | −132615.9141 | |
| % Intercept | −1.4 | |