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Relative polarity indices of ethanol, DMSO and chloroform according to their dielectric constants and the Dimroth and Reichard polarity scale.
| Solvent | Dielectric constant | Dimroth and Reichardt |
|---|---|---|
| Water (reference) | 78.54 | 63.1 |
| DMSO | 47 | 45.1 |
| Ethanol | 24.6 | 51.9 |
| Chloroform | 4.81 | 39.1 |
