GB/T 22947-2008 English PDF

US$299.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 22947-2008: Determination of 18 sulfonamides residues in royal jell -- LC-MS-MS method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 22947-2008	299	Add to Cart	3 days	Determination of 18 sulfonamides residues in royal jell -- LC-MS-MS method	Valid

Similar standards

GB/T 22507   GB/T 22460   GB/T 22509   GB/T 22941   GB/T 22943   GB/T 22940   

Basic data

Standard ID: GB/T 22947-2008 (GB/T22947-2008)
Description (Translated English): Determination of 18 sulfonamides residues in royal jell -- LC-MS-MS method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: X04
Classification of International Standard: 67.050
Word Count Estimation: 13,165
Date of Issue: 2008-12-31
Date of Implementation: 2009-05-01
Quoted Standard: GB/T 6379.1; GB/T 6379.2; GB/T 6682
Regulation (derived from): National Standard Approval Announcement 2008 No.26 (Total No.139)
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 royal jelly eighteen kinds of sulfa drugs (see Table 2) residues of liquid chromatography-tandem mass spectrometry. This standard applies to eighteen sulfonamides residues determination of royal jelly. This standard method detection limits were 5. 0��g/kg.

GB/T 22947-2008: Determination of 18 sulfonamides residues in royal jell -- 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 18 sulfonamides residues in royal jell. LC-MS-MS method ICS 67.050 X04 National Standards of People's Republic of China Determination of royal jelly Eighteen sulfonamides residues Liquid chromatography - tandem mass spectrometry Posted 2008-12-31 2009-05-01 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. This standard was drafted. People's Republic of China Qinhuangdao Exit Inspection and Quarantine. The main drafters of this standard. Jia light group, Caoyan Zhong, Zhang Jinjie, Wangzhan Ying, Shiyu Qiu, Yao Zhihui, Pang Guofang. Determination of royal jelly Eighteen sulfonamides residues Liquid chromatography - tandem mass spectrometry

1 Scope

This standard specifies the royal jelly Eighteen sulfonamides (see Table 2) residual amount of liquid chromatography - tandem mass spectrometry. This standard applies in the eighteenth sulfonamides residues measured in Royal Jelly. The standard method detection limits were 5.0μg/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 Sulfa drug residues in royal jelly deionized water extraction, TCA protein, centrifuged, the supernatant by ion OasisMCX Column 1) or equivalent solid-phase extraction (SPE) with ammonia - eluting methanol solution (1 + 19) and evaporated to dryness, the residue with acetonitrile -0.01mol/L B Ammonium solution to dissolve, over 0.2μm membrane, the sample solution for liquid chromatography - tandem mass spectrometer, internal standard.

4 Reagents and materials

1) OasisMCX ion exchange columns are Waters company's product trade name, this information is given for the convenience of users of this standard, not the table Endorsement of the product shown. If other equivalent product has the same effect, you can use these equivalent products. 4.1 Water. GB/T 6682, level. 4.2 Methanol. chromatographically pure. 4.3 acetonitrile. chromatography. 4.4 ammonium acetate. pure class distinctions. 4.5 TCA. pure class distinctions. 4.6 formic acid. pure class distinctions. 4.7 ammonia. AR. 4.8 0.01mol/L ammonium acetate solution. Weigh 0.77g ammonium acetate (4.4) was dissolved in 1000mL of water. 4.92% formic acid. lessons 2mL formic acid (4.6), diluted with water to 100mL. 4.10 50% TCA solution. Weigh 20g trichloroacetic acid (4.5) was dissolved in 20mL of water. 4.11 ammonia - methanol solution (1 + 19). lessons 5mL ammonia (4.7) and 95mL of methanol (4.2) and mix well. 4.12 Acetonitrile -0.01mol/L ammonium acetate solution (22 + 3). Measure 12mL acetonitrile (4.3) and 88mL ammonium acetate solution (4.8) were mixed Uniform. ......

Image     

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 22947-2008_English be delivered?

Answer: Upon your order, we will start to translate GB/T 22947-2008_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 22947-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 22947-2008_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.