GB/T 22965-2008 English PDF

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GB/T 22965-2008: Determination of 12β-agonists residues in milk and milk powder -- LC-MS-MS method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 22965-2008	279	Add to Cart	3 days	Determination of 12β-agonists residues in milk and milk powder -- LC-MS-MS method	Valid

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Basic data

Standard ID: GB/T 22965-2008 (GB/T22965-2008)
Description (Translated English): Determination of 12��-agonists residues 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: 12,138
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 12 kinds of ��- agonists residues liquid chromatography-tandem mass spectrometry determination. This standard applies to milk and milk powder more than 12 kinds of measuring residual ��- agonists. 12 kinds of ��- stimulant drugs, including bromine Botero (brombuterol), Zeeman Castro (cimaterol), Clenbuterol (clenbuterol), clenbuterol Pant (clenpenterol), hydroxymethyl ammonia clenbuterol (hydroxymethylclenbuterol), isoxsuprine (isoxsuprine), mabuterol (mabuterol), ractopamine (ractopamin), ritodrine (ritodrine), albuterol (salbutamol), terbutaline (terbutaline) and tulobuterol (tulobuterol). The method detection limit of this standard: milk ractopamine, salbutamol, Zeeman Castro, clenbuterol clenbuterol Pant and the detection limit was 0. 05��g/kg, bromine Botero, Tulobuterol, mabuterol, terbutaline, ritodrine, isoxsuprine clenbuterol and hydroxymethyl ammonia detection limit of 0. 25��g/kg, milk ractopamine, salbutamol, Zeeman Castro, Pant and clenbuterol clenbuterol detection limit of 0. 4��g/kg, bromine Botero, tulobuterol, mabuterol, terbutaline, ritodrine, isoxsuprine and hydroxyl methyl ammonium clenbuterol detection limit of 2. 0��g/kg.

GB/T 22965-2008: Determination of 12β-agonists residues 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 of 12β-agonists residues 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 12 kinds of β- agonists 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

The Standard Appendix A, Appendix B is an informative annex. This standard is proposed and managed by the State Administration of Quality Supervision, Inspection and Quarantine. This standard was drafted. People's Republic of China Qinhuangdao Exit Inspection and Quarantine, People's Republic of China Fujian Entry-Exit Inspection and Quarantine Bureau. The main drafters of this standard. Yang Fang, Liu Cai, Lin Yonghui, I Contier, Huang Jie, Liyao Ping, Chen Jian, Pang Guofang. Milk and milk powder 12 kinds of β- agonists Determination of residues Liquid chromatography - tandem mass spectrometry

1 Scope

This standard specifies the milk and milk powder 12 kinds of β- agonists residues in liquid chromatography - tandem mass spectrometry. This standard applies to 12 kinds of multi-residue determination of β- agonists milk and milk powder. 12 kinds of stimulant medications include bromine Botero β- (Brombuterol), Zeeman Castro (cimaterol), clenbuterol (clenbuterol), clenbuterol Pointe (clenpenterol), hydroxymethyl ammonia clenbuterol Castro (hydroxymethylclenbuterol), phenoxy propofol amine (isoxsuprine), Maputo Castro (mabuterol), ractopamine (Ractopamin), ritodrine (ritodrine), albuterol (salbutamol), terbutaline (terbutaline) and tulobuterol (Tulobuterol). The method detection limit of this standard. milk ractopamine, salbutamol, Zeeman Castro, Pant and clenbuterol clenbuterol detection limit 0.05μg/kg, bromine Botero, tulobuterol, Maputo Castro, terbutaline, ritodrine, phenoxy propofol amine and ammonia hydroxymethyl clenbuterol detection Limit was 0.25μg/kg; milk powder ractopamine, salbutamol, Zeeman Castro, Pant and clenbuterol clenbuterol detection limit 0.4μg/kg, bromine Botero, tulobuterol, Maputo Castro, terbutaline, ritodrine, phenoxy propofol amine and ammonia hydroxymethyl clenbuterol detection Limit was 2.0μg/kg.

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 Dilute acid hydrolysis samples after protein precipitation with perchloric acid, the residue of β- agonists with ethyl acetate and isopropyl alcohol mixed solvent, mixed Cation exchange adsorption inverted solid phase extraction (SPE), liquid chromatography - tandem mass spectrometry, internal standard.

4 Reagents and materials

Unless otherwise indicated, the reagents used were of analytical grade water as a water GB/T 6682 regulations. 4.1 Methanol. chromatographically pure. 4.2 isopropanol. 4.3 ethyl acetate. 4.4 acetonitrile. chromatography. 4.5 formic acid. 4.6 perchloric acid. ......

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