Table 7. Surface Tension γ (mN·m^–1) of Liquid Sulfolane at Temperature T = 303 K and Pressure p = 1 bar Calculated Using Different Force Fields^a.

force field	γ/mN·m–1b	Δγ (%)
force field of ref (2)	53.43 ± 4.6	50.51
OPLS	45.50 ± 1.6	28.17
this work	34.62 ± 0.5	–2.48
literature	35.564
	35.5c
	47.9529

^aExperimentally determined value is η_exp = 35.50.⁶³

^bThe expanded uncertainty (U) is reported at 95% level of confidence.

^chttps://m.chemicalbook.com/ChemicalProductProperty_DE_cb3852996.htm.