| TPS eluate Sample | Thiol content in nanomoles per ml eluate by Ellman reagent | Thiol content in nanomoles per ml as measured by ICP-MS analysis | Phosphorus content in nanomoles per ml as measured by ICP-MS analysis |
| A | 350 | 327 | 0.56 |
| B | 430 | 400 | 4.2 |
| C | 770 | 636 | 4.3 |
| D | 938 | 900 | 2.9 |