Standard No.:	GB/T 20756-2006
English Name:	Method for the determination of chloramphenicol thiamphenicol，and florfenicol residues in edible animal muscles liver and aquatic products - LC-MS-MS method
Chinese Name:	可食动物肌肉、肝脏和水产品中氯霉素、甲砜霉素和氟苯尼考残留量的测定 液相色谱-串联质谱法
Chinese Classification:	X04    Basic standards and general methods
Professional Classification:	GB    National Standard
Issued by:	AQSIQ; SAC
Issued on:	2006-12-31
Implemented on:	2007-3-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	2000 words
Price(USD):	224.0
Delivery:	via email in 1 business day

This standard specifies the LC-MS-MS determination method of chloramphenicol, thiamphenicol, and florfenicol residues in edible animal muscles, liver, fish and shrimp. This standard is applicable to the determination of chloramphenicol, thiamphenicol, and florfenicol residues in edible animal muscles, liver, fish and shrimp. Detection limit for the method in this standard: 0.1μg/kg for chloramphenicol while 1.0μg/kg for thiamphenicol and florfenicol.

1 Scope 2 Normative References 3 Principle 4 Reagents 5 Instruments 6 Specimen Preparation and Preservation 7 Determination Procedure 8 Result Calculation 9 Precision Appendix A (Informative) Multi-Response Monitoring (MRM) Chromatogram for the Standard Substances of Chloramphenicol, Thiamphenicol, Florfenicol and Internal Standard Substance of D5-chloramphenicol Appendix B (Informative) Recovery