头孢洛宁乳房注入剂（干乳期）在牛奶中的残留消除

头孢洛宁乳房注入剂（干乳期）在牛奶中的残留消除

闫超群,李帅鹏,张申,谢顺,魏开赟,黄显会

Residue Depletion Study and Withdrawal Period for Cefalonium Intramammary Infusion (Dry cow) in Bovine Milk

YAN ChaoQun,LI ShuaiPeng,ZHANG Shen,XIE Shun,WEI KaiYun,HUANG XianHui

表4 牛奶中头孢洛宁的残留量（经产奶牛）

Table4 Cephalonium residues in milk( multiparous dairy cows,μg·kg^-1）

数量 The number of cows	干奶期时间 Dry period (d)	采样时间Sampling time (h)
数量 The number of cows	干奶期时间 Dry period (d)	6	12	24	36	48	60	72	96	120
11	104	3.13	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	ND	ND
19	64	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	ND	ND	ND
21	68	2.54	<LOQ	<LOQ	<LOQ	ND	ND	ND	ND	ND
56	71	11.5	6.35	5.08	2.55	<LOQ	<LOQ	<LOQ	<LOQ	ND
45	50	2.24	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	ND
43	42	45.7	<LOQ	<LOQ	<LOQ	<LOQ	ND	ND	ND	ND
60	66	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	<LOQ	ND
13	44	<LOQ	<LOQ	ND	ND	ND	ND	ND	ND	ND
39	57	<LOQ	<LOQ	ND	ND	ND	ND	ND	ND	ND
80	65	<LOQ	ND	ND	ND	ND	ND	ND	ND	ND