Results of the Quantification and Identification Limits and Lineality of the Three Methods
| Method | Accuracy | DL | QL | Lineality | ||||
|---|---|---|---|---|---|---|---|---|
| 1.43 ppmC % | 2.87 ppmC % | 5.70 ppmC % | Equation | r | r2 | |||
| TOC-combustion | 105 | 129 | 106 | 0.0068 | 0.0227 | y = 7.9727 x + 2.3225 | 0.9995 | 0.9994 |
| TOC-wet chemistry | 90 | 74 | 95 | 0.0002 | 0.0006 | y = 193.84 x + 22.07 | 0.9992 | 0.9990 |
| HPLC | 100 | 101 | 99 | 0.0664 | 0.2215 | y = 165.14 x + 3.0581 | 0.9996 | 0.9995 |