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SN/T 4584-2016 English PDF

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US$509.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 4584-2016: Determination of valnemulin and tiamulin residues in foodstuffs of animal origin for export--LC-MS/MS method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 4584-2016	509	Add to Cart	4 days	Determination of valnemulin and tiamulin residues in foodstuffs of animal origin for export--LC-MS/MS method	Valid

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Basic data

Standard ID: SN/T 4584-2016 (SN/T4584-2016)
Description (Translated English): Determination of valnemulin and tiamulin residues in foodstuffs of animal origin for export--LC-MS/MS method
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: X04
Word Count Estimation: 22,275
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 4584-2016: Determination of valnemulin and tiamulin residues in foodstuffs of animal origin 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 veronamulin and tiamulin residues in export-origin foodstuffs by liquid chromatography-mass spectrometry/ mass spectrometry) People's Republic of China Entry-Exit Inspection and Quarantine Industry Standard Exporting animal-derived foods to Vaughan and tiamulin 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. This standard is proposed and managed by the National Certification and Accreditation Administration. This standard was drafted. Qinhuangdao Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China. The main drafters of this standard. Liu Xiaomao, Li Xuemin, Chang Qiaoying, Wang Fei, Ge Na, Yang Zhiwei, Zhang Shoujun, Cao Yanzhong, Zhang Jinjie. Exporting animal-derived foods to Vaughan and tiamulin Determination of residual amount by liquid chromatography-mass spectrometry/mass spectrometry

1 Scope

This standard specifies the liquid chromatography-mass spectrometry/mass spectrometry method for the determination of the residues of valnemulin and tiamulin in animal-derived foods. This standard applies to the quantitative determination and characterization of the residues of valnemulin and tiamulin in animal muscle tissue, liver, fish, egg and milk. Confirmation.

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 residues of valnemulin and tiamulin in the sample were extracted with acetonitrile, purified by MCXSPE cartridge, separated by C18 column, and electrosprayed. The ion source (ESI) positive ion scanning method was performed in a multi-reaction monitoring (MRM) mode and quantified by an external standard method.

4 reagents and materials

Unless otherwise stated, the reagents used are of excellent grade and the water is the first grade water specified in GB/T 6682. 4.1 Methanol. Chromatographically pure. 4.2 Acetonitrile. chromatographically pure. 4.3 Formic acid. 4.4 n-hexane. 4.5 Ammonia. 25%. 4.6 Sodium chloride. 4.7 anhydrous sodium sulfate. 650 ° C burning for 4h, cooled to room temperature in a desiccator, stored in a sealed bottle for use. 4.8 Formic acid-water (1 19, by volume). Take 5 mL of formic acid (4.3) to a volume of 100 mL with water. 4.9 Ammonia-Methanol (1 19, by volume). Take 5 mL of ammonia (4.5) and dilute to 100 mL with methanol (4.1). 4.10 Acetonitrile-water (13, volume ratio). Take 25 mL of acetonitrile (4.2) to a volume of 100 mL with water. 4.11 Reference material. Worney Miaolin (CAS No.. 101312-92-9); purity greater than or equal to 98%; tiamulin (CAS number. 55297-95- 5); purity is greater than or equal to 98%. 4.12 Worney Miaolin standard stock solution. 1.0mg/mL. Weigh the right amount of the Wornhill forest standard substance, dissolve it in methanol and prepare it. Standard stock solution of 1.0 mg/mL. Store in the -18 ° C freezer in the dark. 4.13 tiamulin standard stock solution. 1.0mg/mL. Weigh the appropriate amount of tiamulin standard substance, dissolve it with methanol and prepare it. Standard stock solution of 1.0 mg/mL. Store in the -18 ° C freezer in the dark. 4.14 Mixed standard working solution of valnemulin and tiamulin. 1.0 μg/mL. Draw the right amount of Wornham's standard stock solution (4.12) and ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 4584-2016_English be delivered?

Answer: Upon your order, we will start to translate SN/T 4584-2016_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of SN/T 4584-2016_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 4584-2016_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.