Table 1. Electrospinning parameters used for the fabrication of PVDF–PS membranes without Cu-MOF. The table lists the concentrations of the polymer solution (in wt%), the corresponding voltage and flow rate conditions applied during membrane preparation.

Variables
Concentration (wt%)
10 wt%	15 wt%	20 wt%	30 wt%
Voltage (kV)
25	20	15
Flow rate (mL h −1 )
1.5	1	0.5