Table 3.

Cases reports.

	Brief case summary	Specimens	Determination results
1	The deceased had a meal with his friends. During the meal, he felt unwell and was rushed to the hospital. After emergency treatment, he died. After investigation, he died of poisoning	Heart-blood	17.31 μg/mL
2	Unknown	Heart-blood	42.88 μg/mL
3	Unknown	Heart-blood	35.90 μg/mL
4	The deceased was found in a white car in a riverside parking lot. The cadaver was decomposed and blood sample was not available	Liver	1.78 mg/g