Table 3. The quality properties of top-fermented beers (ale)
| pH | Total acid (%, citric acid) | Amino acidity (mL/10 mL) | Reducing sugar (%) | Soluble solid (°Brix) | Alcohol (%) | Volatile acid (mg/L) | Color (EBC) |
A | 4.26±0.011)g2) | 0.16±0.01cde | 0.44±0.05g | 0.89±0.00a | 5.30±0.00g | 3.20±0.00g | 57.33±1.50cd | 4.78±0.04j |
B | 4.46±0.01d | 0.23±0.00a | 1.53±0.04a | 0.60±0.00i | 7.30±0.00b | 4.70±0.00c | 35.33±0.31h | 16.19±0.01gh |
C | 4.12±0.01i | 0.17±0.01cd | 0.31±0.02h | 0.34±0.01l | 4.90±0.00j | 3.10±0.00h | 58.53±1.01c | 18.51±0.02fg |
D | 4.27±0.01g | 0.19±0.00b | 0.59±0.06ef | 0.71±0.01e | 6.60±0.00d | 4.10±0.00e | 80.00±1.06b | 19.40±0.00f |
E | 4.77±0.01a | 0.13±0.00f | 1.31±0.04b | 0.72±0.00d | 4.90±0.00j | 3.40±0.00f | 35.00±2.71h | 11.09±0.04i |
F | 4.58±0.01b | 0.15±0.00e | 1.47±0.09a | 0.62±0.01h | 6.40±0.00e | 5.30±0.00b | 35.93±1.50h | 15.02±0.02h |
G | 4.38±0.01f | 0.16±0.00de | 0.82±0.05d | 0.66±0.00g | 6.70±0.00c | 3.40±0.00f | 46.60±1.11f | 43.36±0.06c |
H | 4.45±0.01de | 0.17±0.00c | 1.07±0.04c | 0.67±0.00f | 4.80±0.00k | 3.40±0.00f | 36.40±0.60h | 29.70±0.05d |
I | 4.39±0.01f | 0.13±0.00f | 0.61±0.04e | 0.47±0.00j | 5.00±0.00i | 3.20±0.00g | 28.67±0.12i | 7.19±0.01j |
J | 4.45±0.01e | 0.10±0.00g | 0.62±0.03e | 0.76±0.00c | 4.40±0.00l | 2.50±0.00i | 53.53±1.33e | 24.23±0.00e |
K | 4.01±0.01j | 0.15±0.01e | 0.44±0.06g | 0.46±0.00k | 5.03±0.06h | 4.30±0.00d | 40.67±0.42g | 93.98±0.55a |
L | 4.20±0.00h | 0.16±0.00e | 0.52±0.05fg | 0.84±0.01b | 8.30±0.00a | 5.70±0.00a | 97.93±0.83a | 58.84±6.53b |
M | 4.49±0.01c | 0.19±0.01b | 1.02±0.05c | 0.65±0.00g | 6.00±0.00f | 4.10±0.00e | 55.93±0.64d | 23.99±0.42e |
All values are mean±standard deviation (n=3).
Means in a row by different superscripts are significantly different at 5% significance level by Duncan’s multiple range test.