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GB/T 23210-2008 English PDF

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GB/T 23210-2008: Determination of 511 pesticides and related chemicals residues in milk and milk powder -- GC-MS method
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GB/T 23210-2008English1759 Add to Cart 10 days [Need to translate] Determination of 511 pesticides and related chemicals residues in milk and milk powder -- GC-MS method Valid GB/T 23210-2008

PDF similar to GB/T 23210-2008


Standard similar to GB/T 23210-2008

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Basic data

Standard ID GB/T 23210-2008 (GB/T23210-2008)
Description (Translated English) Determination of 511 pesticides and related chemicals residues in milk and milk powder -- GC-MS method
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard X04
Classification of International Standard 67.050
Word Count Estimation 80,864
Date of Issue 2008-12-31
Date of Implementation 2009-05-01
Quoted Standard GB/T 6379.1; GB/T 6379.2
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 milk and milk powder 511 kinds of pesticides and related chemicals (see Appendix A and Appendix F) Residue gas chromatography-mass spectrometry. This standard applies to the qualitative identification of milk 504 kinds of pesticides and related chemicals, quantitative 487 kinds of pesticides and related chemicals measured. Suitable for qualitative identification of milk powder in 498 kinds of pesticides and related chemicals, quantitative 489 kinds of pesticides and related chemicals measured. The quantitative determination of standard milk 487 kinds of pesticides and related chemicals method detection limit of 0. 0008mg/L ~ 0. 4mg/L (see Appendix A), method of quantitative determination of milk powder seized 489 kinds of pesticides and related chemicals the limit is 0. 0042mg/kg ~ 2. 0mg/kg (see Appendix a).

GB/T 23210-2008: Determination of 511 pesticides and related chemicals residues in milk and milk powder -- GC-MS method


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Determination of 511 pesticides and related chemicals residues in milk and milk powder. GC-MS method ICS 67.050 X04 National Standards of People's Republic of China Milk and milk powder 511 kinds of pesticides and related chemicals Determination of the amount of residual 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 samples stored for 2 7 measuring step 2 8 4 Calculation Results 9 Precision 4 Appendix A (Informative Appendix) 511 pesticides and related chemicals Chinese and English name, limit of detection, packet, solvent selection And mixed standard solution concentration of 5 Annex B (informative) retention time of 511 kinds of pesticides and related chemicals and the internal standard compound ion quantitative and qualitative ion Abundance and quantitative and qualitative ion ion ratio of 22 Appendix C (Informative Appendix) A, B, C, D, E, F six groups of pesticides and related chemicals selected ion monitoring packet table 38 Annex D (informative) Standards selected ion monitoring GC-MS 45 in milk matrix Appendix E (Informative Appendix) 511 pesticides and related chemicals precision data table 51 Annex F (informative) 511 kinds of pesticides and related chemicals English name Chinese control index (in alphabetical order) 66

Foreword

The Standard Appendix A, Appendix B, Appendix C, Appendix D, Annex E and Annex F is 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, ZHENG red, Individual Students Wangming Lin, Zheng Feng, Liu Yongming. Milk and milk powder 511 kinds of pesticides and related chemicals Determination of the amount of residual gas chromatography - mass spectrometry

1 Scope

This standard specifies the milk and milk powder 511 kinds of pesticides and related chemicals (see Appendix A and Appendix F) Residues GC - MS Spectroscopy methods. This standard applies to milk qualitative identification of 504 pesticides and related chemicals, quantitative 487 kinds of pesticides and related chemicals determination; Suitable for qualitative identification of milk powder 498 pesticides and related chemicals, quantitative 489 kinds of pesticides and related chemicals measured. Methods milk 487 kinds of pesticides and related chemicals present standard quantitative determination of the detection limit of 0.0008mg/L ~ 0.4mg/L (reference See Appendix A); quantitative determination of milk powder 489 kinds of pesticides and related chemicals method detection limit of 0.0042mg/kg ~ 2.0mg/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) Principle 3 Milk shaking extraction with acetonitrile (homogenized milk with acetonitrile extraction), concentrated liquid extracted by C18 solid-phase extraction (SPE), eluted with acetonitrile Agriculture Drugs and related chemicals, gas chromatography - mass spectrometer, internal standard.

4 Reagents and materials

4.1 acetonitrile. chromatography. 4.2 hexane. chromatographically pure. 4.3 Toluene. pure class distinctions. 4.4 acetone. chromatography. 4.5 Cyclohexane. chromatography. 4.6 ethyl acetate. chromatography. 4.7 Sodium chloride. AR. 4.8 magnesium sulphate (MgSO4 · 7H2O). AR. Pesticides and related chemicals 4.9 Standard substance. purity ≥95%. 4.10 pesticides and related chemicals standard solution 4.10.1 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 According to standard solubility and determination of the need for the election, toluene + acetone mixture, and cyclohexane solvent and dissolve to volume (solvent is selected

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