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. 2019 Jun 28;11(7):1095. doi: 10.3390/polym11071095

Table 6.

Swelling and erosion kinetics parameters of HPMC/glipizide hydrophilic matrices (n = 5).

Type of Matrix Tablet Swelling Kinetic Parameters Erosion Kinetic Parameters
KW a n R2 KE b R2
K4M 32.96 0.34 0.99 0.076 0.98
K15M 52.20 0.28 0.97 0.057 0.96
K100M 76.51 0.24 0.98 0.039 0.97

a Swelling rate, Kw (% min−1); b Erosion rate, KE (% min−1).