Compounds    Parameters (Mean=6)
tr  (min) Rs T N
Syringaldehyde 4.526 3.11 1.77 1.11 8287
Coumarin 8.624 6.84 3.02 1.05 13453
o-coumaric acid 10.572 8.61 2.93 1.05 10852
Dihydrocoumarin 20.223 17.38 17.13 1.04 12644
Table 1: Retention time (tr ), retention factor (k), resolution (Rs), tailing factor (T) and number of theoretical plates (N) from the system suitability study.