Mass Balance of the Sum TOC Obtained for the Different Analytical Techniques versus the Parameter TOC Measured
| Parameter | Vendor | |||||
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | |
| Sum carbon headspace GC-MS (mg) | 0 | 1 | 1 | 9 | 2 | 1 |
| Sum carbon GC-MS (mg) | 6 | 20 | 24 | 1 | 19 | 0 |
| Sum carbon target LC-MS (mg) | 0 | 0 | 0 | 0 | 0 | 0 |
| TOC measured (mg) | 28 | 74 | 67 | 24 | 61 | 20 |
| Mass balance (%) | 22% | 28% | 38% | 39% | 34% | 4% |