Table 5.

Detection of ZEN in CHM.

CHM	ZEN			Reference
	Total samples	Positive samples No (%)	Range (µg∙kg−1)
Semen Coicis	18	15(83%)	23.3–931.07	(Yang et al. 2011c; Kong et al. 2013)
Alpinia oxyphylla	44	2(5%)	9.03–16.03	(Zhao et al. 2017)
Radix Paeoniae alba	27	13(48%)	0.7643–4.81	(Qin 2011; Xing et al. 2016)
Folium Isatidis	5	2(40%)	4.9958–20.1198	(Qin 2011)
Rhizoma Corydalis	1	1(100%)	1.4	(Yang et al. 2011c)
Massa Medicata Fermentata	1	1(100%)	0.2	(Yang et al. 2011c)
Cistanche tubulosa	1	1(100%)	271	(Yang et al. 2011c)
Semen Pruni Persicae	2	2(100%)	1.7–4.4	(Han 2011)
Semen Armeniacae Amarum	1	1(100%)	2.9	(Han 2011)
Polygonum Multiflorum	2	1(50%)	1.1	(Han 2011)
Radix Scutellariae	2	1(50%)	2.1	(Han 2011)
Lygodium japonicum	1	1(100%)	10.3	(Han 2011)