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Bulletin of the National Research Centre

Table 5 Kinetic constant (k) value for composition variations

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

Formula

Model

0 Order (min)

1 Order (min−1)

Higuchi (min1/2)

Korsmeyer-Peppas (min−1)

A

1.68

4.59 × 10–2

16.37

3.84 × 10–3

B

1.21

3.37 × 10–2

12.14

2.48 × 10–2

C

1.05

3.42 × 10–2

10.48

1.41 × 10–2

D

1.58

4.59 × 10–2

15.10

3.44 × 10–3

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