| Region | S.G | R.I | Viscosity (dPaS) | pH |
| Arusha | 0.954 | 1.471 | 9.0 | 6.3 |
| Dodoma | 0.945 | 1.469 | 9.2 | 6.1 |
| Dar | 0.948 | 1.468 | 9.2 | 6.0 |
| Morogoro | 0.945 | 1.469 | 9.2 | 6.0 |
| Iringa | 0.943 | 1.473 | 9.3 | 5.8 |
| Kagera | 0.949 | 1.470 | 9.1 | 5.7 |