| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 1967-2007 | English | RFQ |
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Determination of iprobenfos residues in food for import and export
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SN/T 1967-2007
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PDF similar to SN/T 1967-2007
Basic data | Standard ID | SN/T 1967-2007 (SN/T1967-2007) | | Description (Translated English) | Determination of iprobenfos residues in food for import and export | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Classification of International Standard | 67.050 | | Word Count Estimation | 28,298 | | 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 iprobenfos gas chromatography mass spectrometry. This standard applies to tea, spinach, shallots, apples, chestnuts, honey, vinegar, rice, chicken, beef, fish iprobenfos residues and confirmation. | SN/T 1967-2007: Determination of iprobenfos residues in food for import and export---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 iprobenfos residues in food for import and export
Exit inspection and quarantine industry standard book People's Republic of China
Detection kitazine residues in imported and exported food iso
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 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 Hunan Entry-Exit Inspection and Quarantine Inner Mongolia People's Republic of China
Bureau, Heilongjiang People's Republic of China Entry-Exit Inspection and Quarantine Fujian People's Republic of China.
The main drafters of this standard. Li Yongjun, Yanhong Fei, Zhang Ying, Huang Zhiqiang, Wang Meiling, Li Gang, Yang Chang-chih, Yang Fang.
This standard is the first release of the entry-exit inspection and quarantine industry standards.
Detection kitazine residues in imported and exported food iso
The first gas chromatography - mass spectrometry
1 Scope
This standard specifies the foods IBP gas chromatography - mass spectrometry method.
This standard applies to tea, spinach, shallots, apples, chestnuts, honey, vinegar, rice, chicken, beef, fish IBP Residues
Determination and confirmation.
2 Method summary
Sample remaining IBP acetone and n-hexane (1 + 2) shaking extraction, graphite carbon black SPE or neutral alumina
Solid phase extraction (SPE), after the eluent was concentrated and constant volume, gas chromatography - mass spectrometer and validation, external standard.
3 Reagents and materials
Unless otherwise specified, all reagents were of analytical grade, water is distilled water.
3.1 hexane. redistilled.
3.2 acetone. redistilled.
3.3 sodium chloride.
3.4 anhydrous sodium sulfate. After burning 650 ℃ 4h, the dryer use.
+ 3.5 acetone-hexane (1 + 2) solution.
+ 3.6 acetone-hexane (1 + 1) solution.
3.7 IBP reference material (Iprobenfos, C13H21O3PS, CAS. 26087-47-8). purity of greater than 99%.
3.8 standard stock solution. accurately weighed amount of IBP reference material with acetone formulated to 1000μg/mL standard stock solution,
And then diluted to the appropriate standard working solution with n-hexane according to testing requirements. Standard solution stored in the dark at 4 ℃.
3.9 graphitized carbon black SPE. 3mL, 125mg, or equivalent person.
3.10 neutral alumina SPE. 3mL, 125mg, or equivalent person.
4 instruments and equipment
4.1 Gas chromatography - mass spectrometry with electron impact ionization (EI source).
4.2 Organization mashed machines.
4.3 mill.
4.4 Vortex device.
4.5 Solid phase extraction unit with a vacuum pump.
4.6 Multifunction trace of sample processing instrument, or equivalent person.
4.7 low-speed centrifuge. 3000r/min.
4.8 tube. 15mL.
4.9 Scale tube. 15mL.
4.10 micro syringe. 10μL.
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