Table 3.

Results of determined isothiocyanate and goitrin in different protein products from cold-pressed rapeseed cake (CPR). Limit of detection (LOD) varied from 0.07 mg/kg sample to 0.42 mg/kg sample, whereas the limit of quantification (LOQ) varied from 0.7 mg/kg sample to 4.2 mg/kg sample.

Name of the Isothiocyanate Identified	Spray-Dried Protein Extract	Oven-Dried Protein Extract (Trial CPR-3)	Spray-Dried Product Extract (Trial CPR-4)
	(Trial CPR-2)
Goitrin	95 ± 7 mg/kg	7 ± 0.5 mg/kg	22 ± 1.5 mg/kg
2-Phenylethyl isothiocyanate	<LOD	<LOQ	<LOD
(from Gluconasturtiin)
4-Methylthiobutyl isothiocyanate	<LOQ	<LOD	<LOD
3-Butenyl isothiocyanate	<LOD	<LOD	<LOQ
(from Gluconapin)