| Indicator | \(pH\) range |
| Methyl orange | \(3.2-4.5\) |
| Phenolpthalein | \(8.3-10.5\) |
Methyl orange may be used for a strong acid vs strong base and strong acid vs weak base titration. Phenolpthalein may be used for a strong acid vs strong base and weak acid vs strong base titration.