. Author manuscript; available in PMC: 2008 Aug 10.

Published in final edited form as: Polymer (Guildf). 2007 Aug 10;48(17):5042–5048. doi: 10.1016/j.polymer.2007.06.035

Table 2.

Equilibrium swelling ratio of crosslinked PAA microparticles

	0.1 N HCl		NaHCO₃ Buffer

Theoretical Crosslinking Ratio (X_theo)	Weight swelling ratio (q)	Mesh Size (ξ, Å)	Weight swelling ratio (q)	Mesh Size (ξ, Å)

0.0043	17.0 ± 0.3	420	91.4 ± 0.8	780
0.0075	15.0 ± 0.2	400	64.6 ± 1.7	700
0.0148	14.4 ± 0.2	390	47.6 ± 0.2	630
0.0309	16.5 ± 0.7	420	34.7 ± 2.2	561