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1H-NMR spectra. (A) CS. (B) TMC. (C) PA. (D) TPCS. (E) Lac-TPCS.
Abbreviations: CS, chitosan; TMC, trimethyl–chitosan; PA, palmitic acid; TPCS: palmitoyl–trimethyl–chitosan; Lac-TPCS, lactose–palmitoyl–trimethyl–chitosan; ppm, parts per million.
