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SN/T 1971-2007: Determination of indoxacarb residues in food for import and export. GC and LC-MS/MS methods
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 1971-2007 | English | 839 |
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Determination of indoxacarb residues in food for import and export. GC and LC-MS/MS methods
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SN/T 1971-2007
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Basic data | Standard ID | SN/T 1971-2007 (SN/T1971-2007) | | Description (Translated English) | Determination of indoxacarb residues in food for import and export. GC and LC-MS/MS methods | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Classification of International Standard | 67.050 | | Word Count Estimation | 30,336 | | Date of Issue | 2007-08-06 | | Date of Implementation | 2008-03-01 | | Regulation (derived from) | National-accreditation-Science [2011] 63 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the food indoxacarb residues in sample preparation and gas chromatography detection methods. This standard applies to peas, Qinggeng vegetables, grapefruit, ginger, mushrooms, bamboo shoots, tea, pork, fish, chicken indoxacarb residues. | SN/T 1971-2007: Determination of indoxacarb residues in food for import and export. GC and LC-MS/MS methods
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Determination of indoxacarb residues in food for import and export.GC and LC-MS/MS methods
Exit inspection and quarantine industry standard book People's Republic of China
Detection imported and exported food Indoxacarb Residues
Gas chromatography and liquid chromatography - mass spectrometry/mass spectrometry
Posted 2007-08-06
2008-03-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
The Standard Appendix A, Appendix B, Appendix C are informative appendices.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted. People's Republic of China Fujian Exit Inspection and Quarantine, Chinese Academy of Inspection and Quarantine, the People's Republic of China
State Exit Inspection and Quarantine, Food Safety and Education Key Laboratory testing technology, Jiangsu (Fuzhou University) and.
The main drafters of this standard. Yang Fang, Yu Lu sound, Xudui Ming, LI Shu-juan, Shen Chong-yu, I Contier, Lin Yonghui, Liu Cai, Chen Guonan.
This standard is the first release of the entry-exit inspection and quarantine industry standards.
Detection imported and exported food Indoxacarb Residues
Gas chromatography and liquid chromatography - mass spectrometry/mass spectrometry
The first gas chromatography method
1 Scope
This standard specifies the sample preparation and gas chromatography in food Indoxacarb Residues of.
This standard applies to soybeans, Qinggeng vegetables, grapefruit, ginger, mushrooms, bamboo shoots, tea, pork, fish, chicken in Indoxacarb Residues Determination.
2 Method summary
Sample remaining indoxacarb acetone - n-hexane solvent mixture shaking extraction, ENVI-CARB solid-phase extraction (SPE) of plant origin
Products, Florisil solid-phase extraction (SPE) products of animal origin, for gas chromatography with electron capture detector, external standard.
3 Reagents and materials
Unless otherwise specified, the reagents were of analytical grade, water re-distilled water.
3.1 hexane. chromatographically pure.
3.2 acetone. chromatography.
3.3 acetonitrile. chromatography.
3.4 sodium chloride.
3.5 neutral alumina. chromatography, 100 mesh to 200 mesh.
3.6 saturated sodium chloride solution. Weigh excess sodium chloride dissolved in water.
3.7 acetone + n-hexane (1 + 2) mixed solvent. Measure 100mL acetone and 200mL hexane, and mix.
3.8 indoxacarb Standards. Indoxacarb, Formula C22H17ClF3N3O7, CAS174060-41-4, molecular weight 527.84; purity large
Than or equal to 98%.
3.9 indoxacarb stock standard solution (100mg/L). accurately weighed amount indoxacarb standard substance dissolved in acetone and set the volume to 100mL, the
Standard stock solution at 4 ℃ refrigerator.
3.10 indoxacarb standard working solution. necessary take appropriate standard stock solution was diluted to the appropriate concentration of n-hexane in the standard working solution. standard
Working fluid need now with the current.
3.11 ENVI-Carb solid phase extraction column. 250mg, 3mL, before use in 3mL acetone and n-hexane (1 + 2) activation, keeping the cylinder moist.
3.12 Florisil SPE. 500mg, 3mL.
4 instruments and equipment
4.1 Gas chromatograph with electron capture detector.
4.2 Centrifuge. 4000r/min.
4.3 mill.
4.4 Organization mashed machines.
4.5 vortex mixer.
4.6 ultrasonic cleaner.
4.7 oil-free vacuum pump.
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