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. Author manuscript; available in PMC: 2011 May 31.
Published in final edited form as: Int J Pharm. 2010 Mar 7;391(1-2):305–312. doi: 10.1016/j.ijpharm.2010.03.009

Table 4.

Modeling of release of diatrizoic acid from the prepared nanoparticles and nanoparticle agglomerates.

Formulations Zero-order First-order Higuchi Order of
release
D9a
nanoparticles		 0.63 0.603 0.902 Higuchi
D9 nanoparticle
agglomerates		 0.71 0.61 0.91 Higuchi
Diatrizoic acid
as received		 0.786 0.69 0.92 Higuchi
a

D9 = 2.5/25 ethanol/water using sonicator