Isoprene Production on Enzymatic Hydrolysate of Peanut Hull Using Different Pretreatment Methods

Table 2

Effect of different carbon sources on concentration of different fermentation gases.

Gas composition (%)	Glucose	HPAC enzymatic hydrolysate	Retention time (min)
N2	42.13	39.34	4.69
CO2	48.66	54.41	6.45
Unknown gas 1	0.24	0.19	10.78
Unknown gas 2	0.17	0.10	15.13
Isoprene	8.8	5.96	16.87