Method development and validation for simultaneous quantification of microcystin congeners in water

Table 3 Method parameters for MCs under the optimized chromatographic conditions and quantified by online-SPE UHPLC–MS/MS

Compound	Retention time (min)	Linear range (ng L^–1)	R²	SNR	LOQ (ng L^–1)	LOD (ng L^–1)	Accuracy (%)	Precision (%)
MC-LR	7.20	10–1000	0.991	423	0.24	0.07	90.2	7.28
MC-YR	7.16	10–1000	0.993	510	0.20	0.06	86.6	4.06
MC-RR	6.95	5–500	0.995	753	0.07	0.02	65.9	5.03
MC-WR	7.29	50–1000	0.992	405	1.24	0.37	54.8	7.86
MC-LA	7.67	10–1000	0.991	458	0.22	0.07	100	8.83
MC-LF	8.01	10–1000	0.995	365	0.27	0.08	103	9.24
MC-LY	7.72	10–1000	0.990	202	0.50	0.15	86.4	7.78
MC-LW	7.96	10–1000	0.994	530	0.19	0.06	120	7.99