Table 1.

Effect of pre-treatment time and temperature on changes in major sinapates.

Temperature (°C)	Time (min)	Sinapine (μg/g ψDW)	Sinapic acid (μg/g DW)	Canolol (μg/g DW)
37°C		6667.52 ± 149.47	425.16 ± 7.58	135.63 ± 17.30
12°C	2	7641.86 ± 35.75	512.97 ± 20.67	164.43 ± 11.59
	5	7213.59 ± 102.47	504.53 ± 30.02	149.23 ± 14.24
	10	6725.75 ± 125.27	462.42 ± 7.27	229.97 ± 13.07
	15	6640.56 ± 113.27	434.23 ± 24.79	217.48 ± 10.57
	20	5985.38 ± 60.66	271.99 ± 15.12	239.67 ± 17.38
140°C	2	6837.13 ± 52.27	476.01 ± 9.42	153.06 ± 11.78
	5	6109.96 ± 207.10	440.29 ± 4.86	182.86 ± 2.65
	10	6445.03 ± 154.32	378.59 ± 19.79	320.65 ± 14.85
	15	5782.76 ± 103.93	303.89 ± 12.82	394.59 ± 23.72
	20	5296.80 ± 130.91	157.37 ± 12.90	404.82 ± 8.97
160°C	2	6427.37 ± 78.65	475.18 ±16.53	180.77 ± 9.82
	5	6499.69 ± 150.71	317.37 ± 4.99	351.97 ± 17.64
	10	5350.97 ± 60.46	259.45 ± 8.93	453.40 ± 17.66
	15	4667.24 ± 39.53	76.78 ± 7.34	353.01 ± 16.58
	20	4449.88 ± 147.75	74.41 ± 2.80	294.08 ± 17.73
180°C	2	7622.22 ± 181.27	360.19 ± 12.04	326.80 ± 9.70
	5	5870.31 ± 161.53	143.68 ± 17.90	427.11 ± 7.12
	10	4667.09 ± 79.23	75.62 ± 3.69	280.41 ± 15.38
	15	4577.56 ± 101.27	71.97 ± 6.23	221.85 ± 8.91
	20	4078.58 ± 81.42	65.96 ± 2.06	180.75 ± 6.24

Results are expressed as mean values ± standard deviations.

Min, minutes; μg, microgram; g, gram;

^ψDW, dry weight; °C, centigrade.