Table 2. Chemicals Used in This Study.
| component | CAS-No. | purity | supplier |
|---|---|---|---|
| DMSO-d6 | 2206-27-1 | 99.9 atom % D | Sigma-Aldrich |
| D2O | 7789-20-0 | 99.9% | Eurisotop SAS |
| HYDRANAL Titrant 5 | 67-56-1 | - | Honeywell Fluka |
| n-heptane | 142-82-5 | Rotipuran 99% | Carl Roth |
| Aquastar water standard 1% | - | certified reference material | Merck |