Research Article

Dried Fruit of the Luffa Sponge as a Source of Chitin for Applications as Skin Substitutes

Figure 4

Gas chromatography/mass spectrum (GC/MS) of the final product of LUFFACHITIN after methylation, hydrolysis, reduction, and acetylation treatments. (a) GC chromatography; (b) proposed fragmentation of poly-N-acetylglucosamine after treatment; (c)–(f) mass spectra of respective elution peaks at 4.64, 5.95, 6.66, and 6.95 min.
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(a)
458287.fig.004b
(b)
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(c)
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(d)
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(e)
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(f)