Table 3.
Effect of split mode, analysis time and second dimension cycle time on corrected 2D peak capacity and corrected 2D peak capacity production rate.
| a) 12 s | Analysis Time [min] | ||||||
|---|---|---|---|---|---|---|---|
| 15 | 30 | 60 | |||||
| Split Mode | split-less | split | split-less | split | split-less | split | |
| 1nc, measured a | 37 | 149 | 88 | 181 | 157 | 232 | |
| 2nc, measured b | 24 | 24 | 24 | 24 | 24 | 24 | |
| <β> c | 2.5 | 4.5 | 2.0 | 2.8 | 1.7 | 1.9 | |
| n′c, 2D d | 360 | 793 | 1073 | 1534 | 2257 | 2912 | |
| n′c, 2D / tan [peaks/min] e | 24 | 53 | 36 | 51 | 38 | 49 | |
| b) 21 s | Analysis Time [min] | ||||||
| 15 | 30 | 60 | |||||
|
|
|||||||
| Split Mode | split-less | split | split-less | split | split-less | split | |
| 1nc, measured a | 37 | 149 | 88 | 181 | 157 | 232 | |
| 2nc, measured b | 32 | 32 | 32 | 32 | 32 | 32 | |
| <β> c | 4.1 | 7.8 | 3.1 | 4.7 | 2.5 | 3.0 | |
| n′c, 2D d | 291 | 614 | 899 | 1221 | 1975 | 2456 | |
| n′c, 2D / tan [peaks/min] e | 19 | 41 | 30 | 41 | 33 | 41 | |
First dimension peak capacity calculated by eq. (7) using measured average peak width;
Second dimension peak capacity calculated by eq. (8) using measured average peak;
First dimension peak broadening factor calculated by eq. (4);
Corrected 2D peak capacity calculated by eq. (5);
Corrected 2D peak capacity production rate relative to analysis time.