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Determination of multiple pyrethroid residues in royal-jelly for import and export
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SN/T 2575-2010
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PDF similar to SN/T 2575-2010
Basic data | Standard ID | SN/T 2575-2010 (SN/T2575-2010) | | Description (Translated English) | Determination of multiple pyrethroid residues in royal-jelly for import and export | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Classification of International Standard | 67.050 | | Word Count Estimation | 17,141 | | Date of Issue | 2010-05-27 | | Date of Implementation | 2010-12-01 | | Regulation (derived from) | National Quality Inspection [2010] No. 290 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the royal jelly bifenthrin, fenpropathrin, cyhalothrin, permethrin, cyfluthrin, cypermethrin, fluvalinate, fenvalerate, cyanogen bromide ester pesticide residues in Portugal gas chromatographic method. This standard applies to meat jelly Vanda permethrin, fenpropathrin, cyhalothrin, permethrin, cyfluthrin, cypermethrin, fluvalinate, fenvalerate, deltamethrin pesticide residues determination. | SN/T 2575-2010: Determination of multiple pyrethroid residues in royal-jelly for import and export
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Determination of multiple pyrethroid residues in royal-jelly for import and export
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Importers and royal jelly pyrethriod
Pesticide Residue Detection
Issued on. 2010-05-27
2010-12-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted. People's Republic of China Zhejiang Exit Inspection and Quarantine.
The main drafters of this standard. Ding Huiying, Xie, Jiang Xiaoying, Li platinum, Yao Liang.
Importers and royal jelly pyrethriod
Pesticide Residue Detection
1 Scope
This standard specifies the royal jelly bifenthrin, fenpropathrin, cyhalothrin, permethrin, cyfluthrin, cypermethrin, amine fluoride cyanide Chrysanthemum
Ester, fenvalerate, gas chromatographic method deltamethrin pesticide residues.
This standard applies to royal jelly bifenthrin, fenpropathrin, cyhalothrin, permethrin, cyfluthrin, cypermethrin, amine fluoride cyanide Chrysanthemum
Ester, fenvalerate, deltamethrin pesticide residues determination.
2 Method summary
In a sample of pyrethroid pesticide residues were extracted with hexane acetone (11, volume ratio) mixed solvent extraction with florisil SPE column
Purification, gas chromatography - electron capture-determination, external standard.
3 Reagents and materials
Unless otherwise indicated, the reagents used were of analytical grade, water is distilled or deionized water.
3.1 ether. pesticide grade.
3.2 hexane. pesticide grade.
3.3 acetone. pesticide grade.
3.4 sodium chloride.
3.5 over anhydrous sodium. 650 ℃ burning 4h, cooled in a desiccator to room temperature and stored in a sealed bottle for use.
3.6 bifenthrin, fenpropathrin, cyhalothrin, permethrin, cyfluthrin, cypermethrin, fluvalinate, fenvalerate, deltamethrin
Ester standard substance. purity greater than or equal to 99%, see Appendix A.
3.7 bifenthrin, fenpropathrin, cyhalothrin, permethrin, cyfluthrin, cypermethrin, fluvalinate, fenvalerate, deltamethrin
Ester standard solution. namely, accurately weighed amount of reference material, dubbed the concentration of n-hexane as the standard stock solution 100μg/mL of. base on needs
Mixed diluted to the appropriate concentration of the mixed standard working solution with n-hexane.
3.8 Florisil SPE. (6mL, 1g) or equivalent person. Use Fill approximately 10mm high over anhydrous sodium sulfate layer within the first pillar, with
5mL hexane elution activated solid phase extraction column.
4 instruments and equipment
4.1 Gas chromatograph. measuring device with electron capture (ECD).
4.2 vortex mixer.
4.3 centrifuge. speed is greater than 5000r/min.
4.4 nitrogen blowing instrument.
4.5 rotary evaporator.
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