Research Article

Influence of Sodium Alginate Concentration on Microcapsules Properties Foreseeing the Protection and Controlled Release of Bioactive Substances

Figure 6

SEM photographs of blank calcium alginate microcapsules Alg-3% (a) and calcium alginate microcapsules loaded gallic acid (b) Alg-3% and (c) Alg-5%.
(a)
(b)
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