Reagents All of the reagents used were of a highly pure grade, without further purification, and the deionized water was used for all reagent solution. The standard samples of chitosan, 86% degree of deacetylation (DD), were purchased from Aldrich-USA.
ReagentsAll of the reagents used were of a highly pure grade,without further purification, and the deionized water wasused for all reagent solution. The standard samples ofchitosan, 86% degree of deacetylation (DD), were purchasedfrom Aldrich-USA.