Table 1.
Characterization of degree of substitution of octadecyl chains (DSC18) and DTPA (DSDTPA) to chitosan using TNBS and xylenol orange assays
| Stoichiometric DSC18 (mol %) | DSC18 (mol %) | DSDTPA (mol %) |
|---|---|---|
| 0 | - | 15.3 |
| 2 | 2.3 | 15.9 |
| 5 | 4.2 | 15.4 |
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