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. Author manuscript; available in PMC: 2013 Jan 27.
Published in final edited form as: Mol Pharm. 2011 Jun 20;8(4):1209–1223. doi: 10.1021/mp200027z

Table 2.

Determination of flux, diffusional exponent (n) and permeability coefficient for hydrogels

% w/v
Hydrogels		 Flux (J)
(mg cm−2 s−1) × 10−7 		Diffusion
exponent

( n ) 		Permeability
Coefficient (P)

(cm. h−1) × 10−6
3% 4.72 0.20 1.81
6 % 4.16 0.25 1.85
10 % 3.88 0.49 1.89