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Compounds used to elicit the 4 basic tastes with relevant dilution step and concentration range
| Taste | Compound | Dilution step | Concentration range (g/L) |
| Sweet | Sucrose | 3 | 1.23-100.00 |
| Bitter | Caffeine | 0.2 log | 0.16-1.00 |
| Salty | Sodium cloride | 3.5 | 0.50-75.00 |
| Sour | Citric acid | 3.5 | 0.33-50.00 |
