Chitosan Derivatives/Calcium Carbonate Composite Capsules Prepared by the Layer-by-Layer Deposition Method II Stabilization of the Shell by Crosslinking

<table>Infrared spectra for the hollow chitosan capsules crosslinked by HMDI and TDI, and for original chitosan (as a reference). The positions on the vertical axis are shifted to enable the profiles to be distinguished.</table>

Journal of Nanomaterials

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Figure 3: Chitosan Derivatives/Calcium Carbonate Composite Capsules Prepared by the Layer-by-Layer Deposition Method II Stabilization of the Shell by Crosslinking 

Figure 3 | Chitosan Derivatives/Calcium Carbonate Composite Capsules Prepared by the Layer-by-Layer Deposition Method II Stabilization of the Shell by Crosslinking 