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GB/T 23207-2008 English PDF

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GB/T 23207-2008: Determination of 485 pesticides and related chemicals residues in fugu, eel and prawn - GC-MS method
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GB/T 23207-2008English1609 Add to Cart 10 days [Need to translate] Determination of 485 pesticides and related chemicals residues in fugu, eel and prawn - GC-MS method Valid GB/T 23207-2008

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Basic data

Standard ID GB/T 23207-2008 (GB/T23207-2008)
Description (Translated English) Determination of 485 pesticides and related chemicals residues in fugu, eel and prawn - GC-MS method
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard X04
Classification of International Standard 67.050
Word Count Estimation 73,795
Date of Issue 2008-12-31
Date of Implementation 2009-05-01
Quoted Standard GB/T 6379.1; GB/T 6379.2; GB/T 9695.19
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 puffer fish, eel and shrimp in 485 kinds of pesticides and related chemicals residues by gas chromatography (see Appendix A and Appendix F)-mass spectrometry. This standard applies to puffer fish, qualitative identification of eel and prawn 485 kinds of pesticides and related chemicals residues, which also applies to the 402 kinds of pesticides and related chemicals quantitatively. 402 kinds of pesticides quantitative determination of the criteria and related chemicals detection limit is 0. 0025mg/kg ~ 0. 6000mg/kg (see Appendix A).

GB/T 23207-2008: Determination of 485 pesticides and related chemicals residues in fugu, eel and prawn - GC-MS method


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Determination of 485 pesticides and related chemicals residues in fugu, eel and prawn. GC-MS method ICS 67.050 X04 National Standards of People's Republic of China Fugu, eel and prawn 485 kinds of pesticides and related Determination of chemical residues by gas chromatography - 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

Introduction Ⅲ 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 4 Appendix A (informative) 485 kinds of pesticides and related chemicals Chinese and English name, the detection limit, grouping, solvent selection and Mixed standard solution concentration of 5 Annex B (informative) retention time of 485 kinds of pesticides and related chemical compounds and internal standard quantification ions, ion and qualitative Quantitative and qualitative ion abundance ion ratio of 20 Appendix C (Informative Appendix) A, B, C, D, E, F six groups of pesticides and related chemicals selected ion monitoring packet table 35 Annex D (informative) Standards selected ion monitoring GC-MS 41 in puffer fish matrix Appendix E (normative) 485 kinds of pesticides and related chemicals precision data in Table 47 Annex F (informative) 485 kinds of pesticides and related chemicals English name Chinese control index (in alphabetical order) 62

Foreword

The Standard Appendix A, Appendix B, Appendix C, Appendix D, Appendix E, Appendix F for the 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, Shandong Agricultural University. The main drafters of this standard. Pang Guofang, Cheng Feng, Individual Students Wangming Lin, Liu Yongming, Cao Jing. Fugu, eel and prawn 485 kinds of pesticides and related Determination of chemical residues by gas chromatography - mass spectrometry

1 Scope

This standard specifies the puffer fish, eel and prawn 485 kinds of pesticides and related chemicals (see Appendix A and Appendix F) Residue Gas Chromatography - mass spectrometry. This standard applies to qualitative identification fugu, eel and prawn 485 kinds of pesticides and related chemicals residues, which also applies to 402 kinds of pesticides and related chemicals were measured. 402 kinds of standard quantitative determination of this pesticide and related chemicals detection limit is 0.0025mg/kg ~ 0.6000mg/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 9695.19 Meat and meat sampling method (GB/T 9695.19-1988, neq ISO /DIS3100-1. 1984) Principle 3 Samples with cyclohexane + ethyl acetate (1 + 1) homogeneous extraction, purification by gel permeation chromatography, gas chromatography - mass spectroscopy, internal standard method Quantified.

4 Reagents and materials

4.1 Toluene. chromatography. 4.2 Cyclohexane. chromatography. 4.3 ethyl acetate. chromatography. 4.4 hexane. chromatographically pure. 4.5 acetone. chromatography. 4.6 dichloromethane. chromatography. 4.7 microfiltration membrane (nylon). 13mm × 0.45μm. 4.8 anhydrous sodium. AR. Before scorching at 650 ℃ 4h, stored in a desiccator, cool reserve. A mixed solvent of ethyl acetate and cyclohexane + 4.9. 1 + 1 (volume ratio). 4.10 pesticides and related chemicals standard substance. purity ≥95%. 4.11 pesticides and related chemicals standard solution 4.11.1 Standard stock solution Accurately weighed 5mg ~ 10mg (accurate to 0.1mg) of pesticides and related chemicals each standard was put into 10mL volumetric flask, root

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