Table 2
Change of organic acid of Yakju brewed at different fermentation temperatures (15℃, 20℃, and 25℃)
(unit: mg/mL)
Organicacid | Control | Y297 |
15℃ | 20℃ | 25℃ | 15℃ | 20℃ | 25℃ |
Oxalicacid | 0.09±0.01a1) | 0.12±0.02a | 0.13±0.01a | 0.17±0.02a | 0.20±0.01b | 0.17±0.02b |
Lacticacid | 1.23±0.01a | 2.77±0.01b | 3.78±1.13b | 1.51±0.41a | 0.83±0.21a | 1.03±0.04a |
Aceticacid | 0.27±0.04a | 1.91±0.15a | 1.81±0.26b | 1.96±0.45a | 0.24±0.01b | NDa2) |
Succinicacid | 0.98±0.01a | 1.15±0.02a | 1.15±0.02a | 0.59±0.16a | 1.13±0.12b | 1.2±0.03b |
1)Values are mean±SD (n=3).
2)ND, Not detected, p<0.05