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. 2013 Dec 13;3:3497. doi: 10.1038/srep03497

Figure 2. Preliminary identification of chitin.

Figure 2

Calcofluor white staining of the cleaned surface of V. gracilenta with fluorescence, indicating the presence of polysaccharide-based compounds (a, b). Isolated and HF-demineralized fibers were identified as chitin using NEXAFS spectroscopy (c).