Table 4.
The organic acid content in Boseok black waxy r ice vinegar that was prepared using acetic acid bacter ia strains (%)
Organic acids | CV-11) | CV-2 | FV-1 | HV-4 |
Oxalic acid | 0.03±0.122) | 0.03±0.01 | 0.04±0.02 | 0.04±0.04 |
Tartaric acid | 0.02±0.02 | 0.02±0.09 | 0.02±0.01 | 0.03±0.02 |
Malic acid | 0.04±0.02 | 0.04±0.05 | 0.04±0.03 | 0.07±0.01 |
Lactic acid | 0.03±0.04 | 0.03±0.03 | 0.03±0.04 | 0.04±0.16 |
Acetic acid | 5.80±0.25 | 5.83±0.16 | 6.23±0.11 | 6.34±0.23 |
Citric acid | 0.04±0.02 | 0.04±0.02 | 0.02±0.05 | 0.03±0.02 |
|
Total organic acids | 5.96 | 5.99 | 6.38 | 6.55 |
|
A/T3) | 0.97 | 0.99 | 0.98 | 0.97 |
CV-1, vinegar prepared using Acetobacter orleanensis KCTC 12329; CV-2, vinegar prepared using Acetobacter pasteurianus KCTC 12289; FV-1, vinegar prepared using acetic acid producing bacteria strains selected by Sunchon National university; HV-4, vinegar prepared using acetic acid producing bacteria strains isolated in Jeonnam area.
All values are mean±SD.
Ratio of acetic acid to total organic acids.