After curing, 300 mL of test water was added to each beaker. Beakers were then placed on an orbital shaker at 50 rpm for 24 h to establish equilibrium between the PAH concentrations within the PDMS film and test water
After curing, 300 mLof test water was added to each beaker. Beakers were thenplaced on an orbital shaker at 50 rpm for 24 h to establishequilibrium between the PAH concentrations within the PDMSfilm and test water