GB/T 23216-2008 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23216-2008	RFQ	ASK	3 days	Determination of 503 pesticides and related chemicals residues in mushrooms -- GC-MS method	Obsolete

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Basic data

Standard ID: GB/T 23216-2008 (GB/T23216-2008)
Description (Translated English): Determination of 503 pesticides and related chemicals residues in mushrooms -- GC-MS method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: X04
Classification of International Standard: 67.050
Word Count Estimation: 75,762
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 slippery mushrooms, mushroom, black fungus and mushrooms in 503 kinds of pesticides and related chemicals (see Appendix A and Appendix F) Residue gas chromatography-mass spectrometry. This standard applies to nameko, mushroom, quantitative and qualitative identification of black fungus mushrooms in 503 kinds of pesticides and related chemicals, 478 kinds of pesticides and related chemicals measured. This standard 478 kinds of pesticides can be quantified and related chemicals detection limit is 0. 0013mg/kg ~ 1. 6mg/kg (see Appendix A).

GB/T 23216-2008: Determination of 503 pesticides and related chemicals residues in mushrooms -- GC-MS method

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Determination of 503 pesticides and related chemicals residues in mushrooms. GC-MS method ICS 67.050 X04 National Standards of People's Republic of China Edible Fungi 503 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

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 4 Appendix A (informative) 503 kinds of pesticides and related chemicals, the English name, the detection limit, grouping, solvent selection and mixing standard Standard solution concentration of 5 Annex B (informative) retention time of 503 kinds of pesticides and related chemicals and the internal standard compound ion quantitative and qualitative ion and set The ratio of the amount of ions and qualifier ion 21 Annex C (informative) 503 kinds of pesticides and related chemicals selected ion monitoring packet table 37 Annex D (informative) Standards selected ion monitoring GC-MS 43 in slippery mushrooms matrix Appendix E (normative) 503 kinds of pesticides and related chemicals precision data in Table 49 Annex F (informative) 503 kinds of pesticides and related chemicals English name Chinese control index (in alphabetical order) 64

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, Hebei University. The main drafters of this standard. Pang Guofang, ZHENG red, Individual Students Zheng Feng, Wangming Lin Yao Tracy. Edible Fungi 503 kinds of pesticides and related chemicals Determination of the amount of residual gas chromatography - mass spectrometry

1 Scope

This standard specifies the slippery mushrooms, mushroom, black fungus and mushrooms in 503 kinds of pesticides and related chemicals (see Appendix A and Appendix F) residues Allowance gas chromatography - mass spectrometry. This standard applies to slippery mushrooms, qualitative identification mushroom, black fungus and mushrooms in 503 kinds of pesticides and related chemicals, 478 kinds of pesticides And quantitative determination of the relevant chemicals. The standard 478 kinds of quantifiable pesticides and related chemicals detection limit is 0.0013mg/kg ~ 1.6mg/kg (see attached Record 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 Homogenized sample with acetonitrile extraction, salting centrifugation, solid phase extraction (SPE) with acetonitrile and toluene (3 + 1, by volume) of pesticides and related Chemicals, gas chromatography - mass spectrometer, internal standard.

4 Reagents and materials

4.1 acetonitrile. chromatography. 4.2 Toluene. chromatography. 4.3 hexane. chromatographically pure. 4.4 acetone. chromatography. 4.5 Cyclohexane. chromatography. 4.6 isooctane. chromatography. 4.7 ethyl acetate. chromatography. 4.8 acetonitrile and toluene (3 + 1, volume ratio). 4.9 Sodium chloride. pure class distinctions. 4.10 Anhydrous sodium sulfate. AR. 650 ℃ burning 4h, stored in a desiccator, cool reserve. 4.11 pesticides and related chemicals standard substance. purity ≥95%, see Appendix A. 4.12 standard solution 4.12.1 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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