GB/T 23218-2008 English PDF

US$279.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 23218-2008: Determination of zeranol residues in animal original food -- LC-MS-MS method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23218-2008	279	Add to Cart	3 days	Determination of zeranol residues in animal original food -- LC-MS-MS method	Valid

Similar standards

GB/T 23504   GB/T 22509   GB/T 22507   GB/T 23210   GB/T 23211   GB/T 23208   

Basic data

Standard ID: GB/T 23218-2008 (GB/T23218-2008)
Description (Translated English): Determination of zeranol residues in animal original food -- LC-MS-MS method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: X04
Classification of International Standard: 67.050
Word Count Estimation: 12,110
Date of Issue: 2008-12-31
Date of Implementation: 2009-06-01
Quoted Standard: GB/T 6379.1; GB/T 6379.2; GB/T 6682
Regulation (derived from): National Standard Approval Announcement 2008 No.27 (Total No.140)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the foods of animal origin zeranol (zeranol), ��- zeranol (��-zearalanol) and maize gibberellic oxazolidinone (zearalanone) residues by high performance liquid chromatography-tandem mass spectrometry method for measuring. This standard applies to animal muscle, liver, fish, eggs and milk zearalanol, ��- alcohol measurement corn corn gibberellic gibberellic oxazolidinone residues. This standard method detection limit of 1��g/kg.

GB/T 23218-2008: Determination of zeranol residues in animal original food -- 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 zeranol residues in animal original food. LC-MS-MS method ICS 67.050 X04 National Standards of People's Republic of China Determination of zeranol residues in food of animal origin Liquid chromatography - tandem mass spectrometry Posted 2008-12-31 2009-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

The Standard Appendix A, Appendix B is an informative annex. This standard is proposed and managed by the State Administration of Quality Supervision Inspection and Quarantine of People's Republic of China. This standard was drafted. People's Republic of China Qinhuangdao Exit Inspection and Quarantine, People's Republic of China Shanghai Entry-Exit Inspection and Quarantine Bureau. The main drafters of this standard. Fang Xiaoming, Sheng Yonggang, Wang Min, Wang Chuan now, Pang Guofang. Determination of zeranol residues in food of animal origin Liquid chromatography - tandem mass spectrometry

1 Scope

This standard specifies the foods of animal origin zeranol (zeranol), β- zeranol (β-zearalanol) and corn gibberellic oxazolidinone (Zearalanone) residues by high performance liquid chromatography - tandem mass spectrometry. This standard applies to animal muscle, liver, fish, eggs and milk zeranol, β- corn gibberellic alcohol corn gibberellic oxazolidinone Residues Determination. The standard method detection limit of 1μg/kg.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 6379.1 measurement methods and results of Accuracy (trueness and precision) - Part 1. General principles and definitions (GB/T 6379.1-2004, ISO 5725-1.1994, IDT) GB/T 6379.2 measurement methods and results of Accuracy (trueness and precision) - Part 2. Determine the standard measurement method to repeat Of the basic methods of reproduction (GB/T 6379.2-2004, ISO 5725-2.1994, IDT) GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD) Principle 3 Samples were β- glucosidase acid - sulfuric acid ester compound after enzymatic hydrolysis, and extracted with ether, extracted by liquid-liquid partition solution, HLB solid phase extraction column net After the technology by liquid chromatography - tandem mass spectrometer, external standard.

4 Reagents and materials

Unless otherwise specified, the reagents were of analytical grade, test water should be consistent with GB/T 6682 a water standards. 4.1 Methanol. chromatographically pure. 4.2 acetonitrile. chromatography. 4.3 anhydrous ether. 4.4 chloroform. 4.5 sodium hydroxide. 4.6 sodium acetate (NaAc · 3H2O). 4.7 Phosphate. greater than 85% purity. 4.8 glacial acetic acid. 4.9 0.5mol/L sodium hydroxide solution. Weigh 20g sodium hydroxide dissolved in water and dilute to 1L. 4.10 0.05mol/L sodium acetate buffer solution. Weigh 6.8g sodium acetate, dissolved in 950mL of water, glacial acetic acid to adjust pH to 4.8, The volume to 1L. 4.11 phosphoric acid solution (1 + 4). 10mL 40mL phosphoric acid and water. 4.12 methanol - water (1 + 1). 50mL of methanol and 50mL of water. ......

Image     

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 23218-2008_English be delivered?

Answer: Upon your order, we will start to translate GB/T 23218-2008_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 GB/T 23218-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 23218-2008_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.