The operational conditions were as follows: temperature program was from 40 C to 280 C at 3 C min1; inlet pressure of carrier gas (He) was 250 kPa (kept constant); injection conditions: splitless mode (1 min) (270 C); split ratio: 30:1
The operational conditions were as follows: temperature program was from 40 C to 280 C at 3 C min1; inlet pressure ofcarrier gas (He) was 250 kPa (kept constant); injection conditions: splitless mode (1 min) (270 C); split ratio: 30:1