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Hydrogels based on chitosan–xanthan for controlled release of theophylline

✍ Scribed by Niculina Popa; Ovidiu Novac; Lenuta Profire; Catalina Elena Lupusoru; Marcel Ionel Popa

Publisher
Springer
Year
2009
Tongue
English
Weight
433 KB
Volume
21
Category
Article
ISSN
0957-4530

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Effect of sodium hexametaphosphate conce
Effect of sodium hexametaphosphate concentration on the swelling and controlled drug release properties of chitosan hydrogels
✍ Juan C. Sánchez-Díaz; Fausto Becerra-Bracamontes; Alejandro González-Álvarez; L. 📂 Article 📅 2010 🏛 John Wiley and Sons 🌐 English ⚖ 112 KB 👁 2 views

## Abstract An ionically crosslinked polymer network composed of chitosan and sodium hexametaphosphate (SHMP) was synthesized to determine their swelling and ascorbic acid release kinetics at various SHMP concentrations. The chitosan/SHMP hydrogels were synthesized using an acetic acid aqueous solu