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GB/T 22983-2008: Determination of six polyether antibiotics residues in milk and milk powder -- LC-MS-MS method
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| GB/T 22983-2008 | English | 279 |
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Determination of six polyether antibiotics residues in milk and milk powder -- LC-MS-MS method
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GB/T 22983-2008
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Basic data | Standard ID | GB/T 22983-2008 (GB/T22983-2008) | | Description (Translated English) | Determination of six polyether antibiotics 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 | 12,125 | | 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 six kinds of milk and milk powder polyether antibiotic residues in liquid chromatography-tandem mass spectrometry. This standard applies to liquid milk (including raw milk, pure milk, skim milk) and milk (including plain milk, skimmed milk powder and infant formula) in La Shaluo streptozotocin (lasalocid), monensin (monensin), nigericin (nigericin), narasin (narasin), , maduramicin ammonium (madubamyciNmmonium) Determination of the residual salinomycin (saliNmycin). This standard method detection limit: milk Lasha Luo streptozotocin, monensin, Nigericin, salinomycin, narasin, maduramicin ammonium detection limits were 0. 2��g/L, milk in La Shaluo streptozotocin, monensin, nigericin, salinomycin, narasin, maduramicin ammonium detection limits were 1. 6��g/kg. | GB/T 22983-2008: Determination of six polyether antibiotics residues in milk and milk powder -- LC-MS-MS method
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Determination of six polyether antibiotics 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 of Six Polyether Antibiotics
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 of People's Republic of China.
This standard was drafted. People's Republic of China Qinhuangdao Exit Inspection and Quarantine, Qinghai People's Republic of China Entry-Exit Inspection and
Quarantine Bureau.
The main drafters of this standard. thin Hyperion, Caoyan Zhong, Luo Lili, Jia light group, star jade show, Li communication Pang Guofang.
Milk and milk powder of Six Polyether Antibiotics
Determination of residues
Liquid chromatography - tandem mass spectrometry
1 Scope
This standard specifies the milk and milk powder of Six Polyether Antibiotics Residues of liquid chromatography - tandem mass spectrometry.
This standard applies to liquid milk (including raw milk, whole milk, skim milk) and milk (including plain milk, skim milk powder and infant formula
Milk) in La Shaluo streptozotocin (lasalocid), monensin (monensin), Nigeria streptozotocin (nigericin), salinomycin (salinomycin),
Narasin (narasin), maduramicin ammonium (madubamycinammonium) Determination of the residual.
The standard method detection limit. milk Lasha Luo, monensin, Nigeria streptozotocin, salinomycin, narasin, maduramicin
Ammonium detection limits were 0.2μg/L; milk powder Lasha Luo, monensin, Nigeria streptozotocin, salinomycin, narasin, maduramicin
Ammonium detection limits were 1.6μg/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
Polyether antibiotics sample with acetonitrile extraction, solid-phase extraction (SPE), high performance liquid chromatography - tandem mass spectrometer, external standard.
4 Reagents and materials
Unless otherwise indicated, the reagents used were of analytical grade.
4.1 Water. GB/T 6682, level.
4.2 acetonitrile. chromatography.
4.3 Methanol. chromatographically pure.
4.4 hexane. chromatographically pure.
4.5 n-hexane saturated acetonitrile. (4.4) in a small amount of acetonitrile (4.2) was added n-hexane and mix thoroughly. After resting stratification, take the upper n
Hexane.
4.6 formic acid. pure class distinctions.
4.7 ammonium acetate. pure class distinctions.
4.8 anhydrous sodium sulfate. before scorching 4h at 650 ℃, placed after the dryer to cool reserve.
4.9 aqueous mobile phase. 1mL 0.385g formic acid and ammonium acetate dissolved in 1000mL water, and mix. Day of preparation.
4.10 methanol solution (1 + 1). 100mL of methanol and 100mL of water were mixed uniformly.
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