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SN/T 4747.3-2017 English PDF

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US$299.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 4747.3-2017: Determination of macrolide residues of live animals for import and export. LC-MS/MS
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 4747.3-2017	299	Add to Cart	3 days	Determination of macrolide residues of live animals for import and export. LC-MS/MS	Valid

Similar standards

GB/T 9959.1 SB/T 10381 SB/T 10294 SN/T 4747.2 SN/T 4744 SN/T 4747.1

Basic data

Standard ID: SN/T 4747.3-2017 (SN/T4747.3-2017)
Description (Translated English): Determination of macrolide residues of live animals for import and export. LC-MS/MS
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: X22
Word Count Estimation: 13,116
Date of Issue: 2017-05-12
Date of Implementation: 2017-12-01
Regulation (derived from): State-Quality-Inspection-Accreditation (2017) 228
Issuing agency(ies): General Administration of Customs

SN/T 4747.3-2017: Determination of macrolide residues of live animals for import and export. LC-MS/MS

---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 macrolide residues in edible animals by liquid chromatography-mass spectrometry/mass spectrometry) People's Republic of China entry and exit inspection and quarantine industry standards Import and export of animal macrolides Determination of liquid chromatography-mass spectrometry/mass spectrometry LC-MS/MS Released on.2017-05-12 2017-12-01 implementation People's Republic The General Administration of Quality Supervision, Inspection and Quarantine issued

Foreword

This part is the third part of the SN/T 4747 series of standards. This part is drafted in accordance with the rules given in GB/T 1.1-2009. This part is proposed and managed by the National Certification and Accreditation Administration. This section drafted by. Tianjin Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China. The main drafters of this section. Yan Jiebo, Li Shujing, Huang Chen, Wang Fei, Zhang Min, Xu Wei. Import and export of animal macrolides Determination of liquid chromatography-mass spectrometry/mass spectrometry

1 Scope

This part of SN/T 4747 regulates erythromycin, spiramycin, tilmicosin, tylosin, josamycin, in imported and exported food animals. Method for detecting guitarmycin and oleandomycin. This section applies to cattle, sheep, pig, chicken serum and erythromycin, spiramycin, and imipenem in the urine of cattle, pigs and sheep in entry-exit inspection and quarantine work. Detection of test star, tylosin, josamycin, guitarmycin, and oleandomycin.

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 reagents and materials

3.1 Methanol. Chromatographically pure. 3.2 Acetonitrile. Chromatographically pure. 3.3 tert-butyl methyl ether. analytically pure. 3.4 Disodium hydrogen phosphate. analytically pure. 3.5 Methanol-water (1 1) constant volume solution. Mix 50 mL of methanol (3.1) and 50 mL of water and mix well. 3.6 Reference materials. erythromycin, spiramycin, tilmicosin, tylosin, josamycin, guitarmycin, oleandomycin and internal standard substance Luohong (see Appendix A), purity ≥ 95%. 3.7 Standard stock solution. 0.1mg/mL. Weigh the standard materials mentioned in 3.6 and prepare a standard stock solution of 0.1 mg/mL with methanol. Store at -15 ° C ~ 20 ° C. 3.8 Mixed standard working solution. 1.0 μg/mL. Pipette 1mL of each standard stock solution as described in 3.7 in a 100mL volumetric flask, with a Keep the alcohol to the mark and store at 2 °C ~ 8 °C. 3.9 Internal standard stock solution. 0.1mg/mL. Weigh 1.0 mg of roxithromycin in a 10 mL volumetric flask and dissolve to volume with methanol. Mix well. Store at -15°C~-20°C. 3.10 Internal standard working solution. 1.0 μg/mL. Pipette 1 mL of the 3.9 internal standard stock solution into a 100 mL volumetric flask and dilute to volume with methanol. Scale. 3.11 Saturated hydrogen phosphate disodium solution. Weigh 22 g of disodium hydrogen phosphate and dissolve in 100 mL of water. 3.12 15mL stoppered centrifuge tube. 3.13 0.22 μm filter (organic). 3.14 Water. It is the first grade water specified in GB/T 6682.

4 Instruments and equipment

4.1 Liquid Chromatography Tandem Mass Spectrometer. equipped with an electrospray ion source. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 4747.3-2017_English be delivered?

Answer: Upon your order, we will start to translate SN/T 4747.3-2017_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of SN/T 4747.3-2017_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 4747.3-2017_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.