Figure 2

Comparative performance of batch ABE fermentation by C. acetobutylicum using differential carbohydrate as sole carbon source respectively without/with supplementary zinc.
Residual carbohydrate and butanol production from each of (a) Maltose; (b) Cellobiose; (c) Glucose; (d) Fructose; (e) Galactose; (f) Mannose; (g) Xylose; (h) Arabinose.