GB/T 22987-2008 English PDF

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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
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 22987-2008	279	Add to Cart	3 days	Determination for the residues of furaltadon, nitrofurazone, nitrofurantoin and furazolidone metabolites in milk and milk powder -- LC-MS-MS method	Valid

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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

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
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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