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SN/T 4586-2016: Determination of thidiazuron residues in food for export. HPLC method
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 4586-2016 | English | 459 |
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Determination of thidiazuron residues in food for export. HPLC method
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SN/T 4586-2016
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Basic data | Standard ID | SN/T 4586-2016 (SN/T4586-2016) | | Description (Translated English) | Determination of thidiazuron residues in food for export. HPLC method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Word Count Estimation | 20,263 | | Date of Issue | 2016-08-23 | | Date of Implementation | 2017-03-01 | | Regulation (derived from) | State-Quality-Inspection-Certification (2016)438 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies high performance liquid chromatography for the determination of thiabendazole residues in foods. This standard applies to the determination of the residual amount of thiabendazole in pork, pig liver, fat, egg, milk, honey, apple, Chinese cabbage and tea. | SN/T 4586-2016: Determination of thidiazuron residues in food for export. HPLC 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 thidiazuron residues in food for export. HPLC method
People's Republic of China entry and exit inspection and quarantine industry standards
Method for detecting residual amount of thiabendazole in exported food
High performance liquid chromatography
Published on.2016-08-23
2017-03-01 implementation
People's Republic
The General Administration of Quality Supervision, Inspection and Quarantine issued
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
Please note that some of the contents of this document may involve patents. Publication of this document
The organization does not assume responsibility for identifying these patents.
This standard is proposed and managed by the National Certification and Accreditation Administration.
This standard was drafted. Shanghai Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, Ningbo Entry-Exit Inspection and Quarantine
Bureau, Nanjing Normal University, Shanghai Jiaotong University.
The main drafters of this standard. Wang Chuanxian, Chen Shubing, Zhao Bo, Wang Fang, Liu Xia, Song Qing, Song Yeping, Huang Fan, Zhu Jian, Deng Xiaojun, Yang Huiqin,
Wang Zhengwu.
Method for detecting residual amount of thiabendazole in exported food
High performance liquid chromatography
1 Scope
This standard specifies high performance liquid chromatography for the determination of thiabendazole residues in food.
This standard applies to the determination of the residual amount of thiabendazole in pork, pig liver, fat, egg, milk, honey, apple, Chinese cabbage and tea.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only the dated version applies to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 6682 Analytical laboratory water specifications and test methods
3 method summary
Animal-derived samples and tea leaves were extracted with acetonitrile. Plant-derived samples were extracted with 1% acetic acid acetonitrile, centrifuged, and degreased with n-hexane.
Purification by C18 solid phase extraction column, filtration membrane and determination by high performance liquid chromatography, external standard method for quantification.
4 reagents and materials
Unless otherwise specified, analytically pure reagents are used, and the water is the first grade water specified in GB/T 6682.
4.1 Acetonitrile. liquid chromatography grade.
4.2 Methanol. liquid chromatography grade.
4.3 Ethyl acetate. liquid chromatography grade.
4.4 Hexane. Liquid chromatographic grade.
4.5 Acetic acid.
4.6 Sodium chloride.
4.7 anhydrous sodium sulfate. burned at 650 ° C for 4 h before use, stored in a desiccator, cooled and set aside.
4.8 Acetonitrile saturated n-hexane solution. Take 100 mL of n-hexane, add 10 mL of acetonitrile, shake well, and let stand for use.
4.9 acetic acid acetonitrile solution (990 10, volume ratio). Take 990mL acetonitrile, add 10mL acetic acid, shake and set aside.
4.10 Acetonitrile aqueous solution (30 70, volume ratio). Take 300 mL of acetonitrile, add 700 mL of water, shake and set aside.
4.11 Standard. Thidiazuron (Molecular Formula C9H8N3OS, CAS No. 51707-55-2), purity greater than or equal to 98%.
4.12 Standard stock solution. Weigh benzophenone 0.0100g and dissolve it in methanol and transfer to a 100mL volumetric flask. Dilute to volume, shake well, and mix
100 μg/mL standard stock solution is ready for use.
4.13 Standard working solution. In actual use, the standard solution is diluted with methanol to the standard working solution of the applicable concentration as needed.
Now equipped.
4.14 Solid phase extraction cartridge. C18 column 0.5g, 6mL, or equivalent.
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