Substrate
|
Fermentation time,
|
Ethanol,
|
Sugar utilized,
|
Y
p/s
*, g/g
|
Cell growth rate,
|
Cell mass,
|
g/l at 106 h
|
pH at (f)h
|
---|
|
(f)h
|
g/l
|
%
| |
g/l/h
|
g/l at (f)h
| | |
---|
AX
|
58
|
6.1 ± 0.0
|
100 ± 0.0
|
0.41 ± 0.02
|
0.043
|
2.81 ± 0.02
|
3.34 ± 0.02
|
5.5 ± 0.0
|
BGX
|
36
|
10.4 ± 0.2
|
100 ± 0.0
|
0.39 ± 0.02
|
0.079
|
3.31 ± 0.00
|
4.02 ± 0.02
|
6.7 ± 0.0
|
CGX
|
82
|
18.7 ± 1.1
|
88 ± 0.0
|
0.38 ± 0.02
|
0.049
|
3.16 ± 0.00
|
3.52 ± 0.09
|
6.2 ± 0.0
|
SGX
|
76
|
8.2 ± 0.0
|
100 ± 0.0
|
0.39 ± 0.00
|
0.045
|
2.48 ± 0.00
|
2.69 ± 0.00
|
6.6 ± 0.0
|
SG
|
36
|
10.1 ± 0.1
|
99 ± 0.8
|
0.37 ± 0.00
|
0.064
|
2.33 ± 0.05
|
2.72 ± 0.04
|
6.0 ± 0.3
|
SX
|
82
|
8.5 ± 0.2
|
100 ± 0.0
|
0.33 ± 0.01
|
0.051
|
2.81 ± 0.03
|
2.94 ± 0.05
|
5.3 ± 0.1
|
-
* Yp/s = ethanol yield coefficient, was calculated as the grams of ethanol produced per grams of sugar converted.