SN/T 4591-2016 English PDF

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SN/T 4591-2016: Determination of 60 pesticide residues including abscisic acid in fruits and vegetables for export--LC-MS/MS method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 4591-2016	1519	Add to Cart	8 days	Determination of 60 pesticide residues including abscisic acid in fruits and vegetables for export--LC-MS/MS method	Valid

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Basic data

Standard ID: SN/T 4591-2016 (SN/T4591-2016)
Description (Translated English): Determination of 60 pesticide residues including abscisic acid in fruits and vegetables for export--LC-MS/MS method
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: X24
Word Count Estimation: 66,640
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

SN/T 4591-2016: Determination of 60 pesticide residues including abscisic acid in fruits and vegetables 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 Abscisic Acid and Other 60 Residues in Fruit and Vegetable Exported to China by Liquid Chromatography-Mass Spectrometry/ Mass Spectrometry) People's Republic of China Entry-Exit Inspection and Quarantine Industry Standard 60 kinds of pesticides such as abscisic acid in fruits and vegetables Determination of residual amount by liquid chromatography-mass spectrometry/mass spectrometry 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 is not responsible for identifying these patents. This standard is proposed and managed by the National Certification and Accreditation Administration. This standard was drafted. Zhangzhou Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, Xiamen Entry-Exit Inspection of the People's Republic of China Epidemic situation. The main drafters of this standard. Wang Lianzhu, Chen Yong, Wang Ruilong, Wang Dengfei, Xu Dunming, Zhou Wei. 60 kinds of pesticides such as abscisic acid in fruits and vegetables Determination of residual amount by liquid chromatography-mass spectrometry/mass spectrometry

1 Scope

This standard specifies abscisic acid, p-chlorophenoxyacetic acid (4-CPA), 2-methyl-4-chlorophenoxyacetic acid (MCPA), 2-(4-chlorobenzene) in fruits and vegetables. Oxy)propionic acid (4-CPP), 2-naphthyloxyacetic acid, 2-methyl-4-chlorophenoxypropionic acid (MCPP), 2,4-dichlorophenoxyacetic acid (2,4-D), Thiabendron, 6- Benzylaminopurine, 2-methyl-4-chlorophenoxybutyric acid (MCPB), 2,4-D-propionic acid, dinol, tetral, bentazon, chlorpyrifos, 2,4,5- Trichlorobenzene Oxyacetic acid (2,4,5-T), fluroxypyr, chlorpyrifos, pentachlorophenol, thiazide, 2,4,5-propionic acid, cyclopropionamide, bromoxynil, methyl Migra Tobacco, imazethapyr, grassworm, fenhexamid, imazamox, chlorbenzuron, diflubenzuron, imazaquin, wheat straw fluoride, chloroformylamine, pyrimethamine, fluoride Cao Ling, oxazoline, flupirtine, quizalofop, fluoro-urea, gibberellic acid (GA3), amisulport, triflumuron, diflufenacil, trifluorocarbamate Ether, flupirtine, iodobenzonitrile, fluorophenylurea, sulfonamide, bispyribyl ether, fipronil, flufenazone, hexaflumuron, fluazinam, flubenzuron, fluylurea, A liquid chromatography-mass spectrometry/mass spectrometric method for the determination of 60 pesticide residues of pyridine carbazide, guanidine urea, thialunosamine, chlorfluazuron and flubendiamide. This standard applies to apples, peaches, green onions, tomatoes, broccoli, spinach, asparagus, peas, carrots, mushrooms, oranges, grapes, kiwis Screening and screening of the above 60 pesticide residues.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply 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

The pesticide remaining in the sample is extracted with 1% acetic acid in acetonitrile, and separated by anhydrous magnesium sulfate and sodium acetate. The extract is not Magnesium sulfate, C18 solid phase adsorbent dispersive solid phase extraction purification, liquid chromatography-mass spectrometry/mass spectrometry detection and confirmation, matrix matching standard curve external standard Method of quantification.

4 reagents and materials

All reagents were of analytical grade and water was the first grade water specified in GB/T 6682 unless otherwise stated. 4.1 Acetonitrile. Pure by liquid chromatography. 4.2 Formic acid. pure by liquid chromatography. 4.3 Acetic acid. pure by liquid chromatography. 4.4 Anhydrous sodium acetate. 4.5 Anhydrous magnesium sulfate. 550 ° C for 4 h, cooled to room temperature in a desiccator, stored in a sealed bottle for use. 4.6 C18 solid phase adsorbent. particle size 40μm~60μm. 4.7 1% acetic acid-acetonitrile. 10 mL acetic acid (4.3) plus 990 mL acetonitrile (4.1). 4.8 0.1% formic acid aqueous solution. Pipette 1.0 mL of formic acid (4.2) into 1000 mL of water, shake well and set aside. 4.9 0.1% formic acid-acetonitrile. Pipette 1.0 mL of formic acid (4.2) into 1000 mL of acetonitrile (4.1) and shake well. ......

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