Table 1: The components and parameters of electrospinning solutions.

No.PHBV
(g)
Concentration
(wt%)
Chloroform
(g)
Ethanol
(g)
Viscosity* 
(Pa·s)
Conductivity
(μS/cm)
Surface tension
(mN/m)

10.8419.200.151Not detected**27.29
21.2618.800.546Not detected**27.51
31.6816.421.0970.8929.17

*The viscosity was measured at shearing rate of 100/s.
**The conductivity was lower than 0.001  S/cm and could not be detected.