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Determination of flubendiamide residues in food for import and export. LC-MS/MS
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SN/T 2581-2010
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Basic data | Standard ID | SN/T 2581-2010 (SN/T2581-2010) | | Description (Translated English) | Determination of flubendiamide residues in food for import and export. LC-MS/MS | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Classification of International Standard | 67.050 | | Word Count Estimation | 20,233 | | Date of Issue | 2010-05-27 | | Date of Implementation | 2010-12-01 | | Quoted Standard | GB/T 6682 | | Regulation (derived from) | National Quality Inspection (2010) 290; industry standard filing Notice 2010 No. 10 (No. 130 overall) | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the import and export food flubendiamide residues measured by liquid chromatography mass spectrometry/mass spectrometry. This standard applies to onions, radishes, tomatoes, oranges, beans, apples, tea, walnuts, fish, pork, liver and milk flubendiamide residue detection and confirmation. | SN/T 2581-2010: Determination of flubendiamide residues in food for import and export. LC-MS/MS---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 flubendiamide residues in food for import and export.LC-MS/MS
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Determination of imported and exported food flubendiamide Residues
Liquid chromatography - mass spectrometry/mass spectrometry
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 by the People's Republic of China Jiaxing Exit Inspection and Quarantine, Jiaxing University, Jiaxing City, Food and Drug Control is responsible for drafting.
The main drafters of this standard. ZHANG MENGMENG, Shen Bing, Li Lei, Zhang Huang exhibition, Oubei Li, Chen Jianwei, Xiqi Hui, Lai Liping.
Determination of imported and exported food flubendiamide Residues
Liquid chromatography - mass spectrometry/mass spectrometry
1 Scope
This standard specifies the imported and exported food flubendiamide residual amount determined by liquid chromatography - mass spectrometry/mass spectrometry methods.
This standard applies to onions, radishes, tomatoes, oranges, beans, apples, tea, walnuts, fish, pork, liver and milk flubendiamide Residues
Testing and validation.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member, undated references, the latest edition (including any amendments) applies to this document.
Laboratory use specifications and test methods GB/T 6682 Analysis
3 Method summary
The sample flubendiamide residue extracted with acetonitrile extract was graphite carbon - amino SPE or Florisil SPE net
Of liquid chromatography - mass spectrometry/mass spectrometry, external standard.
4 Reagents and materials
All reagents unless otherwise specified, were of analytical grade water as a water GB/T 6682 regulations.
4.1 acetonitrile. chromatography.
4.2 Toluene. chromatography.
4.3 hexane. chromatographically pure.
4.4 acetone. chromatography.
4.5 acetonitrile saturated with n-hexane. To a 250mL separating funnel was added 150mL of n-hexane (4.3) and mix 50mL acetonitrile, oscillation
5min, take the upper back.
4.6 acetonitrile - toluene (31 volume). The measuring cylinder 300mL acetonitrile (4.1) and 100mL of toluene (4.2), mixing spare.
4.7 acetone - n-hexane (11 volume). The measuring cylinder 200mL of n-hexane (4.3) and 200mL of acetone (4.4), mixing spare.
4.8 acetonitrile - water (73 volume). The measuring cylinder 350mL acetonitrile (4.1) and 150mL water, mixing spare.
4.9 sodium chloride.
Anhydrous sodium sulfate 4.10. 650 ℃ burning 4h, cooled in a desiccator to room temperature and stored in a sealed bottle for use.
4.11 flubendiamide (Flubendiamide) Standard. purity not less than 99%, CAS Number. 272451-65-7 Molecular Formula.
C23H22F7IN2O4S, relative molecular mass of 682.39.
4.12 flubendiamide standard stock solution (100μg/mL). Weigh accurately flubendiamide right amount of reference material, dubbed the concentration of acetonitrile
Standard stock solution 100μg/mL of the standard stock solution in the dark at 4 ℃ refrigerator sealed.
4.13 flubendiamide matrix standard working solution. Before using the standard stock solution was diluted with a variety of matrix blank samples according to the need for appropriate
Concentration of standard working solution. Matrix standard working solution should now use the existing.
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