Mathematical Modelling of Acetaminophen Release in HPC/PAAm Hydrogel: Synthesis and Application

Figure 6

Optical micrographs of (a) HPC/PAAm gel, (b) HPC/PAAm gel with acetaminophen, and (c) HPC/PAAm gel with acetaminophen after 24 hours of swelling in water.

(a)

(b)

(c)