Electrospun Fibres of Polyhydroxybutyrate Synthesized by Ralstonia eutropha from Different Carbon Sources

Figure 7

SEM images of PHB nanofibres using different concentrations of PHB from various carbon sources: (a), (b), and (c) 1.5%, 2%, and 2.5% G-PHB; (d), (e), and (f) 1.5%, 2%, and 2.5% O-PHB; (g), (h), and (i) 1.5%, 2%, and 2.5% R-PHB, respectively.

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(b)

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(d)

(e)

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(g)

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(i)