Briefly, analytes were separated on a Supelco SLBTM-5 ms 30 m × 0.25 mm capillary column with 0.25 μm film using a temperature gradient (starting from 60 °C ramped at 30 °C/min to 275 °C and subsequent holding for 15 min) and helium as carrier gas (flow rate 1 mL/min). ...