表 3.

11种禁限兽药及代谢物在实际样品中的加标回收率和相对标准偏差(n=6)

Analyte	Spiked level/ (μg/kg)	Recoveries/%					RSDs/%
		Egg	Fish	Chicken	Milk		Egg		Fish	Chicken	Milk
Florfenicol amine	0.2	97.9	89.7	98.4	94.0		11		13	10	14
	2.0	93.4	92.9	94.5	92.5		1.4		2.2	6.2	7.2
	100	97.1	100	94.0	92.3		6.8		2.4	11	4.9
Metronidazole	0.2	92.5	84.1	84.1	86.3		2.0		3.7	2.7	3.1
	2.0	91.0	83.8	77.9	81.5		3.3		1.5	1.1	3.3
	20	98.2	95.9	107	103		5.3		6.3	2.2	3.3
Ronidazole	0.2	92.5	95.4	98.7	93.7		4.5		5.0	2.8	6.8
	2.0	96.2	95.3	95.8	93.6		2.0		2.9	2.0	4.8
	20	94.4	93.5	107	94.8		1.7		1.9	4.0	7.3
Dimetridazole	0.2	99.0	105	100	102		7.8		2.8	2.1	5.1
	2.0	100	98.2	94.0	97.3		2.1		4.8	1.4	3.6
	20	96.5	97.7	83.8	104		6.7		7.2	5.2	6.9
Thiamphenicol	2.0	95.0	99.8	97.7	98.4		6.2		2.8	1.6	4.6
	10	102	97.4	101	103		0.40		1.2	2.7	2.4
	50	98.0	98.8	98.4	98.6		7.0		8.9	5.8	2.8
Lincomycin	0.2	102	91.9	89.7	85.8		6.2		9.9	4.1	3.3
	2.0	97.5	91.0	94.3	90.5		5.0		3.9	5.6	0.94
	50	83.6	76.7	77.8	95.0		1.5		5.4	10	8.6
Florfenicol	1.0	98.6	100	101	100		6.9		9.6	11	10
	2.0	102	99.1	99.5	98.3		2.5		2.07	2.90	3.3
	100	104	103	101	100		2.4		1.2	5.3	4.4
Chloramphenicol	1.0	102	107	108	106		3.4		2.0	1.7	0.76
	2.0	101	99.5	103	102		0.55		3.2	3.1	4.2
	10	103	101	103	107		5.3		3.0	4.2	2.0
Erythromycin A	0.3	87.5	93.5	90.7	94.7		4.7		4.2	1.1	5.5
	2.0	86.4	93.9	92.1	93.7		0.88		2.1	4.2	5.2
	40	104	102	100	99.7		5.5		0.8	4.2	5.6
Erythromycin A enol ether	0.3	65.3	104	84.4	82.1		11		4.2	15	8.1
	2.0	76.1	97.2	71.2	90.2		13		4.2	21	11
	10	86.9	99.9	83.2	90.2		14		3.9	10	7.0
Anhydro erythromycin A	0.3	101	86.3	98.7	94.4		2.7		5.5	9.3	6.0
	2.0	105	94.6	96.6	98.8		0.44		12	6.2	7.4
	10	105	95.0	102	108		8.8		16	4.4	0.85