PHA Productivity and Yield of Ralstonia eutropha When Intermittently or Continuously Fed a Mixture of Short Chain Fatty Acids

Table 2

Average growth and nutrient utilization rates of R. eutropha in CCS medium through 48 h in biorector.

Maximum cell population (cfu mL^−1)		Maximum growth rate (h^−1)	Ammonia utilization rate; (mg L^−1 h^−1)	Phosphate utilization rate; (mg L^−1 h^−1)
2.3 × 10^10		0.20	2.3	0.023
SCFA utilization rate (g L^−1 h^−1)
Acetic	Butyric	Lactic	Propionic	Succinic
0.051	0.026	0.046	0.023	0.027
SCFA FE (%)
Acetic	Butyric	Lactic	Propionic	Succinic
100	100	81.25	65.5	71.2