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GB/T 22949-2008: Determination nitroimidazole residues in royal jelly and lyophilized royal jelly farina -- LC-MS-MS method
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 22949-2008 | English | 279 |
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Determination nitroimidazole residues in royal jelly and lyophilized royal jelly farina -- LC-MS-MS method
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GB/T 22949-2008
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Basic data | Standard ID | GB/T 22949-2008 (GB/T22949-2008) | | Description (Translated English) | Determination nitroimidazole residues in royal jelly and lyophilized royal jelly farina -- LC-MS-MS method | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | X04 | | Classification of International Standard | 67.050 | | Word Count Estimation | 12,162 | | 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 lyophilized royal jelly and metronidazole, Dimetridazole, tinidazole, Los metronidazole, McCartney da yl, isopropyl metronidazole, metronidazole, and hydroxylation, hydroxylated isopropyl Ornidazole, 2-(hydroxymethyl) -1-methylation -5-imidazole nitrate and other 9 kinds of nitroimidazoles residues liquid chromatography-tandem mass spectrometry. This standard applies to bee products (royal jelly, lyophilized powder and honey) Determination of nitroimidazoles residues. This standard method detection limit of royal jelly samples: 0. 5��g/kg. This standard method of freeze-dried powder sample detection limit: 1. 0��g/kg. | GB/T 22949-2008: Determination nitroimidazole residues in royal jelly and lyophilized royal jelly farina -- LC-MS-MS method
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Determination nitroimidazole residues in royal jelly and lyophilized royal jelly farina. LC-MS-MS method
ICS 67.050
X04
National Standards of People's Republic of China
Royal jelly and lyophilized nitroimidazoles
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, Ningbo Entry-Exit Inspection and People's Republic of China
Quarantine Bureau.
The main drafters of this standard. DrayTek Yin, Liu Yongming, Xie Donghua, Chen Jie, Li, Zhang Ting again, Individual Students Qiuding Hui, Pang Guofang.
Royal jelly and lyophilized nitroimidazoles
Determination of residues
Liquid chromatography - tandem mass spectrometry
1 Scope
This standard specifies the royal jelly freeze-dried powder and metronidazole, Dimetridazole, tinidazole, Los metronidazole, metronidazole Courtenay, isopropyl metronidazole, and hydroxy
Of metronidazole, metronidazole hydroxylated isopropyl, 2-hydroxymethyl-1-methyl imidazole nitrate -5- of nine kinds of nitroimidazoles residues in liquid chromatography - Cascade
Linking mass spectrometry.
This standard applies to the nitroimidazoles residues measured bee (royal jelly, freeze-dried powder and honey).
The standard samples of royal jelly detection limit. 0.5μg/kg.
This standard freeze-dried powder sample detection limit. 1.0μg/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
The method of using sodium acetate buffer solution of the sample matrix, ethyl liquid - liquid extraction, after rotary evaporated to dryness, and carbon tetrachloride was added
Acid aqueous solution after centrifugation, the upper layer, the use of liquid chromatography-tandem triple quadrupole mass spectrometer (LC-MS-MS) injection test.
4 Reagents and materials
Unless otherwise indicated, the reagents used were of analytical grade water as a water GB/T 6682 regulations.
4.1 acetonitrile. chromatography.
4.2 Methanol. chromatographically pure.
4.3 ethyl acetate. chromatography.
4.4 formic acid. Chromatographic pure.
4.5 CTC.
4.6 sodium acetate.
4.7 Standard. metronidazole (metronidazole, Acronym MNZ; CAS. 443-48-1), Dimetridazole (dimetridazole, Acronym DMZ;
CAS. 551-92-8), tinidazole (tindazole, Acronym TNZ; CAS. 19387-91-8), Los metronidazole (ronidazole, Acronym RNZ; CAS.
7681-76-7), Courtney metronidazole (ternidazole, abbreviation TerNDZ), isopropyl metronidazole (ipronidazole, abbreviation IPZ), hydroxylated metronidazole imidazole
(Metronidazole-OH, abbreviated MNZ-OH), hydroxylated isopropyl Nitazoxanide (ipronidazole-OH, abbreviated IPZ-OH), 2- hydroxymethyl-1-carboxylic
Glycosylation -5- imidazole nitrate (2-hydroxymethyl-1-methyl-5-nitro-imidazole, Acronym HMMNI), above standard material purity
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