TABLE 1.

Fitted Values from LCST Data of ELP V₅-120 and ELP V₅A₂G₃-120 with 11 Sodium Salts to Eqs 1 and 2^a

ion	ELP V5-120			ELP V5A2G3-120			ELPV5A2G3-120/ ELP V5-120
	Bmax	KA	c	Bmax	KA	c	Bmax ratio
SCN−	25.1	0.63	−6.6 ± 1.0	61.5	0.84	−7.0 ± 1.7	2.5
I−	19.9	0.81	−6.5 ± 0.7	45.7	1.0	−7.4 ± 2.2	2.3
ClO4−	10.6	1.3	−12.5 ± 0.8	36.4	1.5	−20 ± 1.0	3.4
Br−	9.38	0.67	−7.3 ± 0.7	14.8	0.78	−9.4 ± 1.4	1.6
NO3−	10.0	0.76	−8.8 ± 1.2	17.6	0.97	−14 ± 0.5	1.8
Cl−			−11.4 ± 0.4			−18 ± 0.5
F−			−26.3 ± 1.6			−43 ± 0.8
H2PO4−			−33.7 ± 1.8			−43 ± 1.0
S2O32−			−54.4 ± 1.6			−53 ± 0.8
SO42−			−70.6 ± 2.4			−79 ± 2.1
CO32−			−77.0 ± 2.7			−100 ± 1.8

^aB_max has about 10% error while the errors on the K_A values are smaller.