Bulletin of the National Research Centre

Table 3 Correlation coefficient (R²) in four models in the composition variations

From: Drug release kinetics of capsule shells from seaweed carrageenan extract (Eucheuma cottonii) and potato starch as a gelling agent

Formula	Model				Selected model
Formula	0 order	1 order	Higuchi	Korsmeyer-Peppas	Selected model
A	0.85	0.91	0.76	0.78	1 order
B	0.95	0.83	0.89	0.92	0 order
C	0.98	0.79	0.92	0.97	0 order
D	0.82	0.96	0.71	0.82	1 order

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