Research Article

Acetylsalicylic Acid (ASA) on Hydroxyethylcellulose/Polyacrylamide Gel (HEC/PAAm) as a Proposal for a Dermatological Compress: Mathematical Modeling of ASA Release Kinetics

Figure 5

Micrographs with magnifications, the samples are (a) xerogel of HEC/PAAm without drug, (b) xerogel of HEC/PAAm with drug ASA incorporated by swelling, and (c) xerogel of HEC/PAAm with drug ASA incorporated in the synthesis.
(a)
(b)
(c)