Table 7.

The parameters for Othmer − tobias, Hand and Bachman correlations and the corresponding regression coefficients for (water + phenol + DES) system at different temperatures.

T (K)	Othmer − Tobias			Hand			Bachman
	$A_1$	$B_1$	$R^2$	$A_2$	$B_2$	$R^2$	$A_3$	$B_3$	$R^2$
293.2	2.7150	1.1596	0.9995	–2.1192	1.0238	0.9958	–0.1206	1.1181	0.9999
298.2	2.8509	1.2053	0.9997	–2.0861	1.0592	0.9970	–0.1196	1.1162	0.9999
308.2	2.8305	1.2218	0.9992	–2.0416	1.0377	0.9968	–0.1294	1.1259	0.9999