a
Method of identification: MS, mass spectrum comparison using Wiley and NIST libraries; KI, Kovats index in agreement with literature values.
b
The numbers indicate relative peak area abundance calculated against the internal standard peak area (as 1.00) eluted on the chromatogram, results are
expressed as means ðn ¼ 6Þ from total analysed samples. Errors expressed as estimates of standard deviation for six parallel measurements, Pp0:05. c
F stands for fresh potherb mustard, S stands for short-time (10 days) pickling pickle, L stands for long-time (6 months) pickling pickle.