Skip to main content
. 2008 May 24;9(2):668–674. doi: 10.1208/s12249-008-9085-1

Table II.

Estimate Parameters from Curve Fitting of Drug Dissolution in Distilled Water to Power Law Equation and Zero Order Equation

Tablet r 2 MSC k ± SD *10−3 n ± SD
Power law equation
H35% 1L 100 rpm 0.9995 6.65 55.43 ± 6.14 0.5377 ± 0.0212
H35% 2L 100 rpm 0.9990 6.55 30.93 ± 1.75 0.5275 ± 0.0096
H35% 3L 50 rpm 0.9997 7.82 4.65 ± 0.37 0.7447 ± 0.0114
H35% 3L 100 rpm 0.9955 5.00 3.84 ± 0.42 0.7818 ± 0.0154
H35% 3L 150 rpm 0.9994 7.04 2.10 ± 0.95 0.8520 ± 0.0625
H35% 3L 1/2/1 0.9997 7.85 2.16 ± 0.22 0.9293 ± 0.0156
H35% 3L 1.5/2/1.5 0.9989 6.46 0.66 ± 0.18 1.0621 ± 0.0382
H35% 3L 2/2/2 0.9955 5.00 3.84 ± 0.42 0.7818 ± 0.0154
H0% 3L 1/2/1 0.9983 5.96 38.97 ± 3.02 0.4545 ± 0.0133
H15% 3L 1/2/1 0.9982 5.84 8.59 ± 1.49 0.7378 ± 0.0279
H25% 3L 1/2/1 0.9992 6.73 7.47 ± 0.81 0.7249 ± 0.0169
H35% 3L 1/2/1 0.9997 7.85 2.16 ± 0.22 0.9293 ± 0.0156
H35% 3L 2/2/2 1 ton 0.9994 6.84 1.47 ± 0.32 0.9924 ± 0.0364
H35% 3L 2/2/2 1.5 tons 0.9955 5.00 3.84 ± 0.42 0.7818 ± 0.0154
H35% 3L 2/2/2 1.75 tons 0.9944 4.75 3.52 ± 1.30 0.8465 ± 0.0109
H35% 3L 2/2/2 2 tons 0.9991 6.53 1.93 ± 0.48 0.9358 ± 0.0346
Zero order equation
H35% 1L 100 rpm 0.9698 3.00 44.13 ± 0.32
H35% 2l 100 rpm 0.9990 6.55 30.93 ± 1.75
H35% 3L 50 rpm 0.9940 4.86 0.74 ± 0.02
H35% 3L 100 rpm 0.9939 4.83 0.80 ± 0.01
H35% 3L 150 rpm 0.9946 5.00 0.71 ± 0.02
H35% 3L 1/2/1 0.9994 7.09 1.36 ± 0.10
H35% 3L 1.5/2/1.5 0.9987 6.38 1.01 ± 0.09
H35% 3L 2/2/2 0.9939 4.83 0.80 ± 0.01
H0% 3L 1/2/1 0.9620 3.00 1.22 ± 0.07
H15% 3L 1/2/1 0.9895 4.24 1.58 ± 0.04
H25% 3L 1/2/1 0.9901 4.33 1.18 ± 0.03
H35% 3L 1/2/1 0.9994 7.09 1.36 ± 0.10
H35% 3L 2/2/2 1 tons 0.9993 7.00 1.39 ± 0.11
H35% 3L 2/2/2 1.5 tons 0.9939 4.83 0.80 ± 0.01
H35% 3L 2/2/2 1.75 tons 0.9915 4.49 1.27 ± 0.03
H35% 3L 2/2/2 2 tons 0.9883 4.16 1.17 ± 0.04