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. Author manuscript; available in PMC: 2008 Sep 25.
Published in final edited form as: J Phys Chem C Nanomater Interfaces. 2007;111(25):8916–8924. doi: 10.1021/jp0690603

Table 1.

Fitted c values from the LCST vs. salt concentration curves of PNIPAM with different molecular weights for the kosmotropic anions.

Anion Mn
(g/mol)
c (°C/mol)
initial 1st
step
2nd
step
CO32− 6,980 −44.3
30,700 −46.3 - -
121,000 −49.7 −57.4 −19.2
360,000 −50.8 −61.3 −19.7
SO42− 6,980 −33.7
30,700 −35.5 - -
121,000 −36.2 −45.6 −20.0
360,000 −38.0 −50.0 −20.3
H2PO4 6,980 −22.4
30,700 −22.7 - -
121,000 −23.1 −30.1 −16.6
360,000 −23.6 −30.9 −16.8
F 6,980 −17.0
30,700 −16.9
121,000 −17.9 - -
360,000 −18.8 - -