Table 2. Hunter’s color value, brown color and turbidity of ‘Makgeolli’ made using brown and white rice of ‘Mirchal’
| Rice | Fermentation (day) |
1 | 2 | 3 | 4 | 5 | 6 | 7 |
Hunter’s color value1) | L* | Brown | 32.48±0.17e2) | 30.22±0.06f | 30.28±0.02f | 34.22±0.04d | 34.36±0.02c | 36.12±0.03a | 34.66±0.02b |
White | 41.72±0.01d | 47.45±0.03a | 45.34±0.02b | 43.00±0.03c | 41.61±0.02e | 40.55±0.09f | 39.17±0.04g |
a* | Brown | 3.97±0.04g | 6.16±0.03b | 6.23±0.02a | 5.19±0.01e | 5.36±0.01c | 4.72±0.01f | 5.32±0.01d |
White | 0.71±0.01e | -0.33±0.01g | 0.12±0.01f | 0.83±0.01d | 1.69±0.01c | 1.99±0.02b | 2.49±0.01a |
b* | Brown | 29.06±0.08g | 32.88±0.02b | 33.54±0.03a | 32.50±0.02e | 32.54±0.03d | 32.26±0.02f | 32.68±0.02c |
White | 21.87±0.01e | 17.69±0.03g | 20.55±0.02f | 22.54±0.02d | 24.60±0.02c | 25.97±0.04b | 26.77±0.03a |
Brown color (OD. 420 nm) | Brown | 0.13±0.00e | 0.24±0.00d | 0.27±0.00c | 0.28±0.00b | 0.28±0.00b | 0.27±0.00bc | 0.30±0.00a |
White | 0.28±0.00b | 0.34±0.01a | 0.24±0.00c | 0.19±0.00e | 0.18±0.00e | 0.19±0.00e | 0.21±0.01d |
Turbidity (OD. 600 nm) | Brown | 0.08±0.00d | 0.17±0.00c | 0.18±0.00b | 0.18±0.00b | 0.18±0.00b | 0.18±0.00b | 0.20±0.00a |
White | 0.20±0.01b | 0.25±0.00a | 0.19±0.02b | 0.16±0.01c | 0.14±0.01d | 0.12±0.00d | 0.15±0.01c |
L*, lightness (white +100 ↔ 0 black); a*, redness (red +100 ↔ 0 ↔ −80 green); b*, yellowness (yellow +70 ↔ 0 ↔ −80 blue).
Mean±SD (n=10) within each row followed by different letters are significantly different (p<0.05).