Compound name | Organic acid removal percentage (%) | ||
---|---|---|---|
Overliming | 5.0% AC | Overliming + 5.0% AC | |
Aliphatic acids | |||
Formic acid | 8.0 | 14.0 | 17.0 |
Acetic acid | 0.0 | 0.0 | 0.0 |
Levulinic acid | 5.0 | 6.0 | 10.0 |
Phenolic acids | |||
Benzoic acid | 32.2 | 49.5 | 68.2 |
Cinnamic acid | 74.7 | 100.0 | 100.0 |
Dihydroxybenzoic acid | 14.0 | 100.0 | 100.0 |
Coumaric acid | 1.1 | 100.0 | 100.0 |
Vanillic acid | 32.6 | 85.7 | 93.9 |
Homovanillic acid | 62.1 | 89.5 | 100.0 |
Ferulic acid | 60.9 | 100.0 | 100.0 |
Syringylglycolic acid | 38.8 | 100.0 | 100.0 |