Enhanced Quenching Effect of Neonicotinoid Pesticides on Time-Resolved Terbium Luminescence in Presence of Surfactants

Table 1

Analytical parameters for all the studied analytes.

Parameter	AC	CL	DF	IM	NT	TH	TX
Calibration graph
Intercept	20.91	14.35	17.38	20.11	12.54	13.68	21.92
Slope (mL µg^−1)	96.64	30.06	91.37	44.26	83.41	62.57	148.03
Correlation coefficient	0.9910	0.9965	0.9927	0.9925	0.9915	0.9927	0.9962
Linear dynamic range (µg mL^−1)	0.2–8	0.75–15	0.33–9	0.75–8	0.2–10	0.2–7	0.1–5
Detection limit (µg mL^−1)	0.06	0.23	0.10	0.23	0.06	0.06	0.03
Quantitation limit (µg mL^−1)	0.20	0.75	0.33	0.75	0.20	0.20	0.10
Repeatability (%)^a	2.54	2.23	3.15	3.54	3.45	2.19	3.23
Intermediate precision (%)^b	3.87	3.95	4.56	4.85	4.22	3.72	4.35

AC, acetamiprid; CL, clothianidin; DF, dinotefuran; IM, imidacloprid; NT, nitenpyram; TH, thiacloprid; TX, thiamethoxam. ^a; ^b; 3 consecutive days.