Table 1
Change of physicochemical proper ties of Yakju brewed at different fermentation temperatures (15℃, 20℃, and 25℃)
| Control | Y297 |
15℃ | 20℃ | 25℃ | 15℃ | 20℃ | 25℃ |
pH | 4.16±0.03a,1) | 3.89±0.06a | 3.80±0.12a | 4.43±0.11a | 4.34±0.06b | 4.32±0.01b |
Totalacid(%) | 0.30±0.01a | 0.47±0.04a | 0.53±0.10a | 0.25±0.05a | 0.31±0.01a | 0.28±0.01a |
Aminoacidity | 0.52±0.05a | 0.56±0.05a | 0.53±0.04a | 0.70±0.10b | 1.24±0.06b | 0.53±0.01a |
Ethanol(%) | 16.17±0.32a | 14.30±0.17a | 15.23±0.31a | 16.37±0.57a | 17.90±0.36b | 15.43±0.40a |
1)Values are mean±SD (n=3), p<0.05.