Organic acids | % Recovery (Mean ± SD) | LOD (mg/100 g) | LOQ (mg/100 g) |
Oxalic acid Citric acid Malic acid Succinic acid Formic acid Acetic acid | 90.6 ± 11.5 91.8 ± 9.7 97.8 ± 5.4 98.1 ± 7.3 95.1 ± 2.3 99.4 ± 3.5 | 0.9 2.2 2 0.2 0.1 3 | 3 7.3 12 0.5 0.5 9 |