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Table 3 Matrix material screening

From: Preparation, optimization and in vitro–in vivo evaluation of Shunxin sustained release granules

Species

Formability

Homogeneity

Fine powder rate (%)

Angle of repose (°)

HPMC

Easier, slight adhesion to sieve

+

4.94

30.99 ± 1.08

CMC-Na

Easier, agglomeration

+

8.28

37.78 ± 1.52

MCC

Easier, slight adhesion to sieve

+

5.22

29.81 ± 1.77

  1. +, satisfied; −, not satisfied