Magnetic Nanomaterials in Chinese Medicine Chemical Composition Analysis and Drug Metabolism and Its Industry Prospect and Development Path Research

Table 1

Comparison of electrochemical method with other THP determination methods.

Test method	The measuring object	Concentration range (μM)	LOD (μM)
LC-MS/MS	L-THP	2.84 × 10^−4−2.84	2.84 × 10^–4
LC-ESI-MS	THP	2.84 × 10^−3−1.43	2.81 × 10^–3
UPLC-FLD	L-THP and cocaine	7.05 × 10^−3−0.72	7.05 × 10^–3
LC-QTQF/MS	(+)-THP and (−)-THP	1.45 × 10^−2−70.5	1.45 × 10^–2
(CNTS/GCE) by SWV	THP	0.9–50.3	0.4
(NiNPs/SGS/GCE) by DPV	THP	0.51–20.3	0.19