Low molecular weight sulfated chitosan was isolated from the cuttlebone (cuttlefish).
Intrinsic fluorescence and elemental analysis was determined.
Physical characterization using FT-IR, FT-Raman, cyclic voltammetry, TGA & DSC.
Molecular weight & structure elucidation using MALDI–TOF/MS, 1D & 2D NMR.
Sulfated chitosan exhibited avian anticoagulant, cytotoxic & antiviral activities.