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GB/T 22987-2008: Determination for the residues of furaltadon, nitrofurazone, nitrofurantoin and furazolidone metabolites in milk and milk powder -- LC-MS-MS method
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Determination for the residues of furaltadon, nitrofurazone, nitrofurantoin and furazolidone metabolites in milk and milk powder -- LC-MS-MS method
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GB/T 22987-2008
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Basic data | Standard ID | GB/T 22987-2008 (GB/T22987-2008) | | Description (Translated English) | Determination for the residues of furaltadon, nitrofurazone, nitrofurantoin and furazolidone metabolites in milk and milk powder -- LC-MS-MS method | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | X04 | | Classification of International Standard | 67.050 | | Word Count Estimation | 12,113 | | Date of Issue | 2008-12-31 | | Date of Implementation | 2009-05-01 | | Quoted Standard | GB/T 6379.1; GB/T 6379.2; GB/T 6682 | | Regulation (derived from) | National Standard Approval Announcement 2008 No.26 (Total No.139) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the milk and milk powder furaltadone metabolites (5-methyl-3 do Lynn-amino-2-oxazolidinylmethyl one, the English abbreviation for AMOZ), nitrofurazone metabolite (semicarbazide, the English abbreviation for SEM), nitrofurantoin metabolite (1-amino-2-hydantoin, the English abbreviation for AHD) and furazolidone metabolite (3-amino-2-oxazolidinylmethyl one, the English abbreviation for AOZ) residues liquid chromatography-tandem mass spectrometry. This standard applies to milk and milk powder AMOZ, AHD and determination of AOZ residues, SEM. This standard method detection limit: milk AMOZ, SEM, AHD and AOZ limits of detection are 0. 2��g/kg, milk powder AMOZ, SEM, AHD and AOZ detection limits were 1. 6��g/kg. Note: This standard furaltadone, nitrofurazone, nitrofurantoin and furazolidone metabolite Britain and the name and abbreviation see Table A. 1 in Appendix A. | GB/T 22987-2008: Determination for the residues of furaltadon, nitrofurazone, nitrofurantoin and furazolidone metabolites in milk and milk powder -- LC-MS-MS method
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Determination for the residues of furaltadon, nitrofurazone, nitrofurantoin and furazolidone metabolites in milk and milk powder. LC-MS-MS method
ICS 67.050
X04
National Standards of People's Republic of China
Milk and milk powder furaltadone, nitrofurazone,
Nitrofurantoin and furazolidone metabolite
Determination of residues
Liquid chromatography - tandem mass spectrometry
Posted 2008-12-31
2009-05-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard Annex A, Annex B and Annex C is informative appendix.
This standard is proposed and managed by the State Administration of Quality Supervision Inspection and Quarantine of People's Republic of China.
This standard was drafted. People's Republic of China Qinhuangdao Exit Inspection and Quarantine.
The main drafters. Zhang Jinjie, Cao Yaping, FEDERATION Caoyan Zhong, Wang Jingshu, Chih-Wei Yang, Pang Guofang.
Milk and milk powder furaltadone, nitrofurazone,
Nitrofurantoin and furazolidone metabolite
Determination of residues
Liquid chromatography - tandem mass spectrometry
1 Scope
This standard specifies the milk and milk powder furaltadone metabolite (5-morpholin-yl-methyl-3-amino-2-one group, the abbreviation
AMOZ), nitrofurazone metabolite (semicarbazide, the English abbreviation for SEM), nitrofurantoin metabolite (1-amino-2-hydantoin, the abbreviation
AHD) and furazolidone metabolite (3-amino-2-yl alkyl ketones, the English abbreviation for AOZ) residual amount of liquid chromatography - tandem mass spectrometry
method.
This standard applies to milk and milk powder AMOZ, measuring SEM, AHD and AOZ residues.
The standard method detection limit. milk AMOZ, SEM, AHD and AOZ detection limits were 0.2μg/kg; milk powder
AMOZ, SEM, AHD and AOZ detection limits were 1.6μg/kg.
NOTE. The standard furaltadone, nitrofurazone, nitrofurantoin and furazolidone and its metabolites in the British name and abbreviation see Table A in Appendix A. 1.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 6379.1 measurement methods and results of Accuracy (trueness and precision) - Part 1. General principles and definitions
(GB/T 6379.1-2004, ISO 5725-1.1994, IDT)
GB/T 6379.2 measurement methods and results of Accuracy (trueness and precision) - Part 2. Determine the standard measurement method to repeat
Of the basic methods of reproduction (GB/T 6379.2-2004, ISO 5725-2.1994, IDT)
GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD)
Principle 3
Milk or milk samples with trichloroacetic acid hydrolysis and removal of protein, nitrofuran metabolites derived under acidic conditions with 2-nitrobenzaldehyde
Of use or performance OasisHLB fairly solid phase extraction (SPE). Liquid chromatography - tandem mass spectrometry (ESI +) detection. With internal or external standard method
Standard method.
4 Reagents and materials
Unless otherwise indicated, the reagents are pure class distinctions.
4.1 Water. GB/T 6682, level.
4.2 Methanol. chromatographically pure.
4.3 acetonitrile. chromatography.
4.4 ethyl acetate. chromatography.
4.5 dipotassium hydrogen phosphate, K2HPO4.
4.6 acetic acid.
4.7 dimethyl sulfoxide.
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