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Life Sciences

LSU Master's Theses

2004

Chitosan

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Physicochemical And Functional Properties Of Crawfish Chitosan As Affected By Different Processing Protocols, Sun-Ok Fernandez-Kim Jan 2004

Physicochemical And Functional Properties Of Crawfish Chitosan As Affected By Different Processing Protocols, Sun-Ok Fernandez-Kim

LSU Master's Theses

Chitosan is made from chitin by a chemical process involving demineralization (DM), deproteinization (DP), decolorization (DC), and deacetylation (DA). Very little work has been done to demonstrate the effects of altering or excluding any of the processing steps on chitosan characteristics. The present study was undertaken to evaluate the effects of process modification during chitosan production on the physiochemical and functional properties of crawfish chitosans. Five experimental chitosan samples (DCMPA, DMCPA, DMPCA, DMPAC, DAMPC) prepared with modified processing protocols and the control (DPMCA - traditional chitosan production process) were evaluated and compared with the two commercial crab chitosans. All samples …