The oven temperature programme was set at 50 °C for the first min, increased at a rate of 5 °C/min to 230 °C, where it remained for 24 min. The carrier gas was hydrogen.
The oven temperatureprogramme was set at 50 °C for the first min, increased at arate of 5 °C/min to 230 °C, where it remained for 24 min. The carriergas was hydrogen.