表4.

尿液中7种苯系物代谢物在3个加标水平下的回收率和日内、日间精密度(n=6)

Compound	Spiked/ (μg/L)	Recovery/ %	Intra-day precision/%	Inter-day precision/%
MU	10.0	113	3.5	7.1
	100	106	2.0	5.7
	1000	104	3.9	4.5
PMA	0.2	105	4.9	7.9
	2.0	101	6.3	3.3
	20	108	8.6	1.9
BMA	2.0	104	2.8	7.6
	20.0	103	1.8	3.0
	200	105	3.2	3.5
HA	1000	86	5.0	21.4
	10000	84	3.6	14.5
	100000	85	2.8	6.1
2MHA	2.0	111	2.9	4.1
	20.0	103	3.3	3.1
	200	106	4.7	3.2
3MHA+4MHA	2.0	109	8.2	4.1
	20.0	123	4.2	5.4
	200	119	7.3	4.7