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. 2016 Feb 15;25(7):1308–1321. doi: 10.1016/j.sjbs.2016.02.017

Table 7.

Model validation and effect of C/N ratio on butanol production under optimized conditions.

Run No. Variables
Response (g/L)
Growth (OD600 nm) ABE ratio
Glucose (g/L) C:N ratio Butyric acid (g/L) Butanol Acetone Ethanol ABE
1 50 65 8.7 13.82 2.67 0.90 17.40 1.299 2.97:15.36:1
2 50 65 10 13.16 2.09 0.75 15.99 1.301 2.79:17.55:1
3 50 25 10 9.61 1.14 1.97 12.72 1.670 0.58:4.87:1
4 50 53 10 9.14 1.65 1.51 12.30 1.312 1.10:6.07:1
5 50 65 10 13.16 2.09 0.75 15.99 1.301 2.79:17.55:1