Determination of Nanogram Quantities of Emodin in Pharmaceutical Preparations and Biofluids by Luminol-Myoglobin Chemiluminescence System

Table 3

The comparison of FI-CL and other methods for the determination of emodin.

Methods	Concentration range (μg·mL^−1)	LOD (ng·mL^−1)	Refs
HPLC	4.0×10^−2−8.0	40.0	[12]
	1.0×10^−2−1.0	3.0	[11]
CE	4.0−1.2×10^2	/	[13]
ECL	2.4×10^−2−2.1	2.1	[18]
	0.3−27.0	81.1	[17]
UPLC-MS/MS	3.9×10^−2−10.0	20.0	[14]
EC	5.0×10^−3−0.3	2.0	[15]
UV-Vis	1.0−4.0×10^2	/	[16]
CL	5.0×10^−4−0.3	0.2	This work