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Determination of 440 pesticides and related chemicals residues in mushrooms -- LC-MS-MS method
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GB/T 23202-2008
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Basic data | Standard ID | GB/T 23202-2008 (GB/T23202-2008) | | Description (Translated English) | Determination of 440 pesticides and related chemicals residues in mushrooms -- LC-MS-MS method | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | X04 | | Classification of International Standard | 67.050 | | Word Count Estimation | 82,820 | | 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.27 (Total No.140) | | 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 slippery mushrooms, mushroom, black fungus and mushrooms in 440 kinds of pesticides and related chemicals (see Appendix A and Appendix E) residues in liquid chromatography-tandem mass spectrometry. This standard applies to nameko, mushroom, quantitative and qualitative identification of black fungus mushrooms in 440 kinds of pesticides and related chemicals, 364 kinds of pesticides and related chemicals measured. 364 kinds of pesticides quantitative determination of the criteria and related chemicals detection limit is 0. 06��g/kg ~ 0. 61mg/kg (see Appendix A). | GB/T 23202-2008: Determination of 440 pesticides and related chemicals residues in mushrooms -- LC-MS-MS method
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Determination of 440 pesticides and related chemicals residues in mushrooms. LC-MS-MS method
ICS 67.050
X04
National Standards of People's Republic of China
Edible 440 pesticides and related chemicals
Determination of residues of 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
Table of Contents
Preface Ⅰ
1 Scope 1
2 Normative references 1
3 Principle 1
4 Reagents and materials 1
5 Apparatus 2
6 Sample Preparation and Storage 2
7 measuring step 2
8 4 Calculation Results
9 Precision 5
Appendix A (Informative Appendix) 440 pesticides and related chemicals, the English name, the detection limit, grouping, solvent selection and
Mixed standard solution concentration 6
Annex B (informative) 440 kinds of pesticides and related chemicals retention time monitoring ion pair, fragmentation and collision gas within the voltage source
Energy 20
Appendix C (Informative Appendix) 440 pesticides and related chemicals in multiple reaction monitoring (MRM) chromatogram 35
Annex D (informative) 440 kinds of pesticides and related chemicals precision data in Table 59
Appendix E (Informative Appendix) 440 pesticides and related chemicals English name Chinese control index (in alphabetical order) 72
Foreword
The Standard Appendix A, Appendix B, Appendix C, Appendix D and Appendix E 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, Shandong Agricultural University.
The main drafters of this standard. Pang Guofang, Individual Students ZHENG red, Wangming Lin, Wang Wenwen.
Edible 440 pesticides and related chemicals
Determination of residues of liquid chromatography - tandem mass spectrometry
1 Scope
This standard specifies the slippery mushrooms, mushroom, black fungus and mushrooms 440 pesticides and related chemicals (see Appendix A and Appendix E)
Residues liquid chromatography - tandem mass spectrometry.
This standard applies to slippery mushrooms, qualitative identification mushroom, black fungus and mushrooms 440 pesticides and related chemicals, 364 kinds of pesticides
And quantitative determination of the relevant chemicals.
364 kinds of standard quantitative determination of this pesticide and related chemicals detection limit was 0.06μg/kg ~ 0.61mg/kg (see Appendix A).
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
Homogenized sample with acetonitrile extraction, salting centrifugation, solid phase extraction (SPE) with acetonitrile and toluene (3 + 1, by volume) of pesticides and related
Chemicals, liquid chromatography - tandem mass spectrometer, external standard.
4 Reagents and materials
Water as a water GB/T 6682 regulations.
4.1 acetonitrile. chromatography.
4.2 acetone. chromatography.
4.3 Toluene. chromatography.
4.4 isooctane. chromatography.
4.5 dichloromethane. chromatography.
4.6 hexane. chromatographically pure.
4.7 Methanol. chromatographically pure.
4.8 acetonitrile and toluene (3 + 1, volume ratio).
4.9 0.1% formic acid solution.
4.10 5mmol/L ammonium acetate solution.
4.11 acetonitrile + water (3 + 2, volume ratio).
4.12 Sodium chloride. pure class distinctions.
4.13 Anhydrous sodium sulfate. AR. 650 ℃ burning 4h, stored in a desiccator, cool reserve.
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