Table 5. Mass Transfer Coefficient K_La⁰ and Initial Mass Transfer Rate J₀ of Ethane and n-Butane in the DES at Different VOC Concentrations.

cin (μmol/mol)	ethane			n-butane
	KLa0/10–3 s–1	J0/10–4 mol s–1	R2	KLa0/10–3 s–1	J0/10–4 mol s–1	R2
8000	16.96	1.55	0.994	1.67	2.36	0.996
9000	17.05	1.75	0.994	1.69	2.68	0.997
10,000	17.34	1.98	0.995	1.71	3.00	0.997