| Samples | Interlayer Spacing Values (Å) | |
| 1 h Mixing | 3 h Mixing | |
| Na Bentonite-Butyl glycol | 12.57 | 13.93 |
| Na Bentonite-ethyl alcohol | 12.67 | 13.16 |
| Na Bentonite-Isobutanol | 12.62 | 13.05 |
| Na Bentonite-Isopropyl alcohol | 12.78 | 13.22 |
| Na Bentonite-Butyl diglycol | 15.40 | 13.68 |
| Na Bentonite-Dowanol | 13.44 | 13.56 |
| Na Bentonite-Ethyl diglycol | 12.46 | 14.73 |