. 2015 Feb 20;5:13. doi: 10.1186/s13568-015-0095-6

Table 2.

Substrate, organic acids, cellular final concentrations, and recovered carbon for the three sequential fermentation batches using P. acidipropionici operating in four independent vessels

	First batch	Second batch	Third batch
Sorbitol (g L⁻¹)	13.3 ± 0.9	1.2 ± 1.3	0.0 ± 0.0
Succinic acid (g L⁻¹)	6.1 ± 2.1	10.0 ± 1.3	14.8 ± 0.9
Acetic acid (g L⁻¹)	3.3 ± 0.4	2.2 ± 0.1	2.0 ± 0.3
Propionic acid (g L⁻¹)	39.5 ± 5.2	35.8 ± 1.4	34.4 ± 1.9
Cell (g L⁻¹)	4.3 ± 0.1	6.1 ± 0.3	9.9 ± 0.5
Carbon recovery (%)	89.2 ± 5.3	72.3 ± 3.9	74.5 ± 4.2