Table 1.
Parameters used for MAS-NMR.
| Parameters for MAS-NMR | 19F | 31P | 35Cl |
|---|---|---|---|
| Resonance frequency (MHz) | 564.8 | 242.9 | 58.8 |
| Spinning frequency (KHz) | 22 | 12 | 12 |
| Signal of reference adjusted chemical shift/ppm | −120 | 0 | 0 |
| Number of scans | 128 | 32 | 512 |
| Size of rotor | 2.5mm | 4mm | 4mm |
| Reference material | 1 mol/l aq NaF | 85% aq H3PO | Solid NaCl |