| Indicator | Acid Color | Ph Range | Base Color |
| Methyl Violet | yellow | 0.0-1.6 | blue |
| Malachite green | yellow | 0.2-1.8 | blue-green |
| Cresol red | red | 1.0-2.0 | yellow |
| Thymol blue | red | 1.2-2.8 | yellow |
| Benzopurpurin 4B | violet | 1.2-3.8 | red |
| Orange IV | red | 1.4-2.6 | yellow |
| Phloxine B | colorless | 2.1-4.1 | pink |
| 2,4-Dinitrophenol | colorless | 2.8-4.0 | yellow |
| Methyl yellow (in ethanol) | red | 2.9-4.0 | yellow |
| Bromophenol blue | yellow | 3.0-4.6 | blue-violet |
| Congo red | blue | 3.1-4.9 | red |
| Methyl orange | red | 3.2-4.4 | yellow |
| Bromocresol green | yellow | 4.0-5.6 | blue |
| alpha-Naphthyl red | red | 4.0-5.7 | yellow |
| Methyl red | red | 4.8-6.0 | yellow |
| Litmus (azolitmin) | red | 5.0-7.0 | blue |
| Bromocresol purple | yellow | 5.2-6.8 | violet |
| 4-Nitrophenol | colorless | 5.4-6.6 | yellow |
| Bromothymol blue | yellow | 6.0-7.6 | blue |
| Phenol red | yellow | 6.4-8.0 | red |
| Brilliant yellow | yellow | 6.6-7.9 | orange |
| Cresol red | yellow | 7.0-8.0 | red |
| Metacresol purple | yellow | 7.4-9.0 | violet |
| 2,6-Divanillyldenecyclohexanone | yellow | 7.8-9.4 | red |
| Thymol blue | yellow | 8.0-9.6 | blue |
| Phenolphthalein | colorless | 8.3-10.0 | dark pink |
| Ethyl bis (2,4-dinitrophenyl acetate) | colorless | 8.4-9.6 | blue |
| Thymolphthalein | colorless | 9.4-10.6 | blue |
| Alizarin yellow R | yellow | 10.0-12.0 | red |
| Malachite green hydrochloride | green-blue | 10.2-12.5 | colorless |
| Methyl blue | blue | 10.6-13.4 | pale violet |
| Sodium indigosulphonate | blue | 11.4-13.0 | yellow |
| Orange G | yellow | 11.5-14.0 | pink |
| 2,4,6-Trinitrotoluene | colorless | 11.7-12.8 | orange |
| 1,3,5-Trinitrobenzene | colorless | 12.0-14.0 | orange |