Modified QuEChERS Based on Mixed Adsorbent Cleanup of Mycotoxins in Corn

Table 1

Analytical performance.

Mycotoxin	Regression equation	Correlation coefficient	Linear range (µg/kg)	LOD (µg/kg)	LOQ (µg/kg)
AFB1	A = 138.54c + 19.04	0.9981	2.5–1000	3.5	10.4
AFB2	A = 102.56c + 16.03	0.9989	2.5–1000	4.8	16.3
ST	A = 54.82c + 5.63	0.9975	2.5–1000	7.2	35.1
CIT	A = 39.53c + 7.21	0.9987	2.5–1000	6.3	20.6