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SN/T 4582-2016: Determination of residues of pyrazole and pyrrole compounds in tea for export - GC-MS/MS method
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Determination of residues of pyrazole and pyrrole compounds in tea for export - GC-MS/MS method
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SN/T 4582-2016
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Basic data | Standard ID | SN/T 4582-2016 (SN/T4582-2016) | | Description (Translated English) | Determination of residues of pyrazole and pyrrole compounds in tea for export - GC-MS/MS method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X55 | | Word Count Estimation | 26,212 | | Date of Issue | 2016-08-23 | | Date of Implementation | 2017-03-01 | | Regulation (derived from) | State-Quality-Inspection-Certification (2016)438 | | Issuing agency(ies) | General Administration of Customs | SN/T 4582-2016: Determination of residues of pyrazole and pyrrole compounds in tea for export - GC-MS/MS method
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Determination of residues of pyrazole and pyrrole compounds in tea for export-GC-MS/MS method
People's Republic of China Exit Inspection and Quarantine standards
Export of tea in the 10 pyrazoles, pyrrole pesticide residues
Determination of amount of gas chromatography - mass spectrometry/mass spectrometry
2016-08-23 released
2017-03-01 Implementation
People's Republic of China
General Administration of Quality Supervision, Inspection and Quarantine released
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
Please note that some of this document may be patentable. The release of this document
The agency does not assume responsibility for identifying these patents.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted by the Xiamen Exit Inspection and Quarantine of People's Republic of China Inspection and Quarantine Technology Center, Exit Inspection and Quarantine of Fujian
Bureau, Hubei Entry-Exit Inspection and Quarantine Bureau.
The main drafters of this standard. Xu Dunming, Lu Shengyu, Wang Peng, Ding Lin, Yu Yucheng, Zhang Jin, Zhang Zhigang.
Export of tea in the 10 pyrazoles, pyrrole pesticide residues
Determination of amount of gas chromatography - mass spectrometry/mass spectrometry
1 Scope
This standard specifies the export of fenpyroximate tea, fipronil sulfide, fipronil, fipronil sulfone, flusilazole, wild Yan Ku, chlorfenapyr,
Determination of 10 pesticide residues, including pyramisoprene and fosfamide by gas chromatography-mass spectrometry/mass spectrometry.
This standard applies to azadirachtin in tea, fipronil sulfide, fipronil, fipronil sulfone, chlorfenapyr, flusilazole, wild Yan Ku, Pyrimethamine, Pyrethrum
Amine, pyronarrhizan and other 10 kinds of pesticide residues in the detection and confirmation.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
Laboratory use specifications and test methods for analysis GB/T 6682-2008
3 method summary
The remaining 10 pyrazoles and pyrrole pesticides in the sample were extracted with ethyl acetate-n-hexane mixed solvent in an accelerated solvent extractor (ASE)
Take, ENVI-Carb/PSA composite solid phase extraction cartridge purification, using gas chromatography tandem quadrupole mass spectrometry, external standard method.
4 Reagents and materials
Unless otherwise specified, the reagents used are pesticide residues, water is a water GB/T 6682-2008 requirements.
4.1 n-hexane.
4.2 Ethyl acetate.
4.3 Ethyl acetate - n-hexane mixed solvent (1 1). Measure 100mL of ethyl acetate and 100mL of n-hexane, and mix.
4.4 ENVI-Carb/PSA solid phase extraction cartridges 500mg/6mL, with 3mL ethyl acetate - n-hexane (11) (4.3)
Activation, keep the cylinder wet.
4.5 Pesticide standards Purity greater than or equal to 95%, basic information in Table A.1.
4.6 standard stock solution (100mg/L) accurately weighed standard 10.0mg, dissolved in n-hexane and fixed to 100mL.
4.7 standard working solution. According to the need to take appropriate standard stock solution, n-hexane diluted to the appropriate concentration of standard working solution. Standard working solution
Now with the current use.
5 instruments and equipment
5.1 Gas chromatography triple quadrupole tandem mass spectrometer (GC-MS/MS) with EI source.
5.2 Accelerated Solvent Extractor (ASE).
5.3 grinder.
5.4 Organization stamping machine.
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