Simultaneous Determination of Amphenicols and Metabolites in Animal-Derived Foods Using Ultrahigh-Performance Liquid Chromatography-Tandem Mass Spectrometry

Table 7

Test results of commercial livestock meat, poultry meat, and their products.

Sample name	Place of origin (China)	CAP	TAP	FF	FFA
Fresh pork (positive control)	Nanjing, Jiangsu	+	+	+	+
Fresh pork	Nanjing, Jiangsu
Pork sausage	Linyi, Shandong			+
Pork ham	Nanjing, Jiangsu
Fried pork jerky	Zibo, Shandong
Fried pork jerky	Qingdao, Shandong			+
Roasted pork jerky	Zhangzhou, Fujian
Roasted pork sausage	Yantai, Shandong
Fresh beef	Nanjing, Jiangsu
Spiced beef	Pingxiang, Jiangxi
Beef sausage	Linyi, Shandong
Fried beef jerky	Bazhong, Sichuan
Fried beef jerky	Zibo, Shandong
Charcoal grilled beef jerky	Tongliao, Nei Mongol
Charcoal grilled beef jerky	Chifeng, Nei Mongol
Fresh lamb	Nanjing, Jiangsu
Boiled lamb	Suzhou, Jiangsu
Spiced lamb	Hulunbuir, Nei Mongol
Fried lamb jerky	Tongliao, Nei Mongol
Fried lamb jerky	Bayannaoer, Nei Mongol
Roast leg of lamb	Hulunbuir, Nei Mongol
Roast leg of lamb	Xilin Gol League, Nei Mongol
Fresh chicken	Nanjing, Jiangsu	+
Instant chicken breast	Pingxiang, Jiangxi
Chicken sausage	Linyi, Shandong
Crispy chicken	Nanjing, Jiangsu
Fried chicken	Nanjing, Jiangsu
Roast chicken	Yantai, Shandong
Beggar’s chicken	Hangzhou, Zhejiang

+, detected; no entry indicates not detected. CAP, chloramphenicol; FF, florfenicol; FFA, florfenicol amine; TAP, thiamphenicol.