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SN/T 3852-2014: Determination of metaflumizone residues in food for export. LC-MS/MS method
Status: Valid
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Determination of metaflumizone residues in food for export. LC-MS/MS method
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SN/T 3852-2014
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PDF similar to SN/T 3852-2014
Basic data | Standard ID | SN/T 3852-2014 (SN/T3852-2014) | | Description (Translated English) | Determination of metaflumizone residues in food for export. LC-MS/MS method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Classification of International Standard | 67.050 | | Word Count Estimation | 23,256 | | Quoted Standard | GB/T 6682 | | Regulation (derived from) | AQSIQ notification issued in 2014 on the first batch of 230 industry-standard entry-exit inspection and quarantine | | Issuing agency(ies) | General Administration of Customs | | Summary | This Standard specifies the metaflumizone export of food and its metabolites (3-trifluoromethyl benzoate) residual amount of liquid chromatography - mass spectrometry/mass spectrometry and confirmation methods. This Standard applies to corn, rice, grapes, | SN/T 3852-2014: Determination of metaflumizone residues in food for export. LC-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 metaflumizone residues in food for export. LC-MS/MS method
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Determination of fipronil hydrazone residues in food exports in cyanide
Liquid chromatography - mass spectrometry/mass spectrometry
LC-MS/MSmethod
Issued on. 2014-01-13
2014-08-01 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.
Please note that some of the content of this document may involve patents. Distribution of this document
Institutions do not assume the responsibility to identify these patents.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted. Jilin People's Republic of China Exit Inspection and Quarantine, People's Republic of China Entry-Exit Inspection and Tonghua
Quarantine Bureau.
The main drafters of this standard. Li Aijun, Mou Jun, Shi Xiaoli, ZHANG Dai Hui, Wang Mingtai, Kangming Qin, Ting-Ting Hu.
Determination of fipronil hydrazone residues in food exports in cyanide
Liquid chromatography - mass spectrometry/mass spectrometry
1 Scope
This standard specifies the metaflumizone export of food and its metabolites (3-trifluoromethyl benzoate) residual amount of liquid chromatography - mass spectrometry /
MS detection and confirmation methods.
This standard applies to residual amount of metaflumizone and its metabolites in foods as corn, rice, grapes, citrus, onions, peanuts, milk and other measurement
And confirmation.
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. For undated reference documents, the latest versions apply to this document.
Laboratory use specifications and test methods GB/T 6682 analysis.
3 Method summary
Sample metaflumizone and its metabolites extracted with methanol, dried PSA (N-2-aminoethyl) solid phase extraction (SPE), methanol eluent
After concentration, methanol solution (1 by volume ratio) was dissolved constant volume, liquid chromatography - mass spectrometry/mass spectrometer and validation, external standard.
4 Reagents and materials
Unless otherwise specified, the reagents were of analytical grade water as a water GB/T 6682 regulations.
4.1 methanol. residual level.
4.2 sodium chloride.
4.3 magnesium sulfate.
4.4 sodium hydroxide.
4.5 Sodium hydroxide solution (0.1mol/L). Weigh 4.0g of sodium hydroxide dissolved in water and dilute to 1000mL.
4.6 metaflumizone (CAS No. 139968-49-3) and its metabolite [3-trifluoromethyl-benzoic acid methyl ester (CAS No. 2967-66-0)] Standard.
Purity not less than 98.0%.
4.7 metaflumizone and metabolite standards stock solution. Accurately weigh an appropriate amount of metaflumizone and its metabolites standards, prepared in methanol and concentrated
Degree of 100μg/mL of the standard stock solution. The solution at 0 ℃ ~ 4 ℃ refrigerator stored.
4.8 metaflumizone and its metabolites standard solution. as needed metaflumizone and its metabolites standard stock solution was diluted with methanol to
Applicable standard working solution concentration. The solution at 0 ℃ ~ 4 ℃ refrigerator stored.
4.9 PSA (N-2-aminoethyl) SPE. PSA, 250mg, 6mL, or equivalent person; before use, with 6mL methanol activation, stream
Rate 1mL/min.
4.10 microporous membrane. 0.20μm, organic phase.
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