Substance

Chemical can be detected in urine and serum using gas chromatography nitrogen phosphorus detection(GC-NPD) and gas chromatography mass spectrometry techniques(GC/MS).Poison is detected in food and environmental samples through capillary electrophoresis(MEKCS) with UV-detection after solid phase extraction.The Sonnenschein test consists in the electron-transfer oxidation of substance,via cerium mediated radical reactions.Besides, this test produces a violet colour more stable than that obtained with potassium dichromate which is the recommended assay for identification of this drug.Most poisons can be detected in your blood or urine.