表 2.

11种禁限兽药及代谢物的线性方程、线性范围、相关系数、检出限和定量限

Analyte	Linear equation	Linear range/(μg/L)	R 2	LOD/(μg/kg)	LOQ/(μg/kg)
Florfenicol amine	y=0.0898x-0.0035	0.1-50	0.9992	0.050	0.20
Metronidazole	y=0.1920x-0.0171	0.1-50	0.9972	0.050	0.20
Ronidazole	y=0.1535x-0.0172	0.1-50	0.9982	0.050	0.20
Dimetridazole	y=0.1894x-0.0155	0.1-50	0.9968	0.050	0.20
Thiamphenicol	y=0.0949x-0.0163	1.0-50	0.9927	0.50	1.5
Lincomycin	y=0.1311x-0.0088	0.1-50	0.9988	0.050	0.20
Florfenicol	y=0.0756x+0.0049	0.5-50	0.9971	0.25	0.80
Chloramphenicol	y=0.2078x+0.0066	0.5-50	0.9981	0.25	0.80
Erythromycin A	y=0.1283x-0.0116	0.2-50	0.9991	0.10	0.30
Erythromycin A enol ether	y=0.0705x-0.0099	0.2-50	0.9969	0.10	0.30
Anhydro erythromycin A	y=0.1414x-0.0336	0.2-50	0.9914	0.10	0.30

y: peak area ratio of the analytes to the internal standard; x: mass concentration, μg/L.