Table 4.

Activity coefficients (γ_i) of ECT in various PS at T = 298.2 K to 318.2 K.

PS	γ i
	T = 298.2 K	T = 303.2 K	T = 308.2 K	T = 313.2 K	T = 318.2 K
EA	103.18	81.56	71.00	58.73	52.78
2-Butanol	15.40	14.58	12.83	11.54	10.32
DMSO	14.58	13.83	12.36	10.95	10.25
1-Butanol	12.95	12.57	11.68	10.90	9.87
Ethanol	9.80	9.59	9.50	9.30	8.71
IPA	9.46	9.38	9.05	8.66	8.25
Water	4.66	5.02	5.34	5.64	5.94
Methanol	3.44	3.69	3.99	4.24	4.52
PG	1.20	1.33	1.45	1.59	1.73
THP	1.16	1.26	1.32	1.39	1.45
EG	0.80	0.89	0.98	1.08	1.18
PEG-400	0.34	0.37	0.40	0.44	0.47