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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