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Detemination of flusilazole residues in food for import and export. GC-MS method
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SN/T 2236-2008
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Basic data | Standard ID | SN/T 2236-2008 (SN/T2236-2008) | | Description (Translated English) | Detemination of flusilazole residues in food for import and export. GC-MS method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Word Count Estimation | 16,170 | | Date of Issue | 2008-11-18 | | Date of Implementation | 2009-06-01 | | Regulation (derived from) | National Quality Inspection [2008] No. 577 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the Flusilazole food residues by gas chromatography mass spectrometry detection and confirmation methods. This standard applies to rice, soybeans, small cabbage, fresh peas, pears, citrus, peanuts, tea, beef, chicken, shrimp, honey Flusilazole residue detection and confirmation. | SN/T 2236-2008: Detemination of flusilazole residues in food for import and export. GC-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.
Detemination of flusilazole residues in food for import and export.GC-MS method
Exit inspection and quarantine industry standard book People's Republic of China
Imported and exported food flusilazole Residue Detection
Gas chromatography - mass spectrometry
Posted 2008-11-18
2009-06-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
Appendix A of this standard is an informative annex.
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, People's Republic of China Hebei Entry-Exit Inspection and
Quarantine Bureau.
The main drafters of this standard. Ding Huiying, Xie, Zhu Yu, Jiang Xiaoying, silver Huan Zhu, Wu Juan, the king of the wind pool.
This standard is the first release of the entry-exit inspection and quarantine industry standards.
Imported and exported food flusilazole Residue Detection
Gas chromatography - mass spectrometry
1 Scope
This standard specifies the foods flusilazole residual gas chromatography - mass spectrometry detection and confirmation methods.
This standard applies to rice, soybeans, small cabbage, fresh peas, pears, oranges, peanuts, tea, beef, chicken, shrimp, honey flusilazole residues
Remaining amount detection and confirmation.
2 Method summary
Samples were extracted with acetonitrile, fruits, vegetables graphitized carbon black and amino solid phase extraction column purification series, grains, nuts, meat, tea and bee
Honey by Florisil solid-phase extraction (SPE) and gas chromatography - mass spectrometry and confirmed, external standard.
3 Reagents and materials
Unless otherwise stated, the use of organic reagents were HPLC grade water as distilled water.
3.1 acetonitrile.
3.2 toluene.
3.3 n-hexane.
3.4 ether.
3.5 Sodium chloride. AR, 650 ℃ burning 4h, cooled in a desiccator to room temperature and stored in a sealed bottle aside.
3.6 anhydrous sodium sulfate. AR, 650 ℃ burning 4h, cooled in a desiccator to room temperature and stored in a sealed bottle aside.
3.7 graphitized carbon black SPE. Envi-Carb, 6mL, 500mg or equivalent person.
3.8 Amino-SPE. Sep-Pak, 3mL, 500mg or equivalent person.
3.9 Florisil SPE column. LC-Florisil, 6mL, 1g or equivalent person. Before loading first with 5mL hexane - diethyl ether (8 + 2)
Pre-column leaching.
3.10 series Column. about 20mm high added anhydrous sodium sulfate and graphitized carbon black in solid phase extraction column, the column was connected to the amino solid phase extraction
Top of the column, before loading first with 5mL acetonitrile - pre-rinsed column toluene (7 + 3).
3.11 flusilazole (Flusilazole, C16H15F2N3Si, CAS number. 85509-19-9, molecular weight 315) Standards. Great purity
At 99%.
3.12 flusilazole standard solution. Accurately weigh an adequate amount of flusilazole standard with acetonitrile dubbed the concentration of 100μg/mL standard stock
liquid. Needed with acetonitrile diluted to the appropriate concentration of the working standard solution. Standard stock solution at 0 ℃ ~ 4 ℃ stored in a refrigerator for a period of
12 months, working standard solution at 0 ℃ ~ 4 ℃ stored in a refrigerator for a period of six months.
4 instruments and equipment
4.1 Gas chromatography - mass spectrometry. source with electron impact (EI).
4.2 vortex mixer.
4.3 centrifuge. speed is greater than 5000r/min.
4.4 nitrogen blowing instrument.
4.5 rotary evaporator.
4.6 homogenizer.
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