The inlet injection
temperature was 200 °C with the inlet split ratio of 5:1.
The GC oven temperature was kept at 70 °C for 2 min
and programmed to 220 °C at a rate of 4 °C/min, held
for 5 min and finally at 10 °C/min and programmed
to 300 °C, held for 3 min.