GB/T 22995-2008 English PDF

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GB/T 22995-2008: Determination of streptomycin, dihydrostreptomycin and kanamycin residues in honey -- LC-MS-MS method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 22995-2008	229	Add to Cart	3 days	Determination of streptomycin, dihydrostreptomycin and kanamycin residues in honey -- LC-MS-MS method	Valid

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Basic data

Standard ID: GB/T 22995-2008 (GB/T22995-2008)
Description (Translated English): Determination of streptomycin, dihydrostreptomycin and kanamycin residues in honey -- LC-MS-MS method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: X04
Classification of International Standard: 67.050
Word Count Estimation: 10,182
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 honey streptomycin, dihydrotestosterone streptomycin and kanamycin residues in liquid chromatography-tandem mass spectrometry. This standard applies to honey streptomycin, determination of dihydrostreptomycin and kanamycin residues. This standard method detection limit: streptomycin, dihydrotestosterone streptomycin and kanamycin detection limits were 5. 0��g/kg.

GB/T 22995-2008: Determination of streptomycin, dihydrostreptomycin and kanamycin residues in honey -- 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 streptomycin, dihydrostreptomycin and kanamycin residues in honey.LC-MS-MS method ICS 67.050 X04 National Standards of People's Republic of China Honey streptomycin, dihydrostreptomycin and kanamycin Determination of residues of 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 Bureau of Quality Supervision, People's Republic of China. This standard was drafted. People's Republic of China Qinhuangdao Entry-Exit Inspection and Quarantine Bureau. Drafters of this standard. FEDERATION Zhangshou Jun, Zhang Jinjie, Caoyan Zhong, Cao Yaping, Sun Haixia, Pang Guofang. Honey streptomycin, dihydrostreptomycin and kanamycin Determination of residues of liquid chromatography - tandem mass spectrometry

1 Scope

This standard specifies the honey streptomycin, dihydrostreptomycin and kanamycin residues in liquid chromatography - tandem mass spectrometry. This standard applies to honey Streptomycin, Dihydrostreptomycin and determination of kanamycin sulfate residues. The standard method detection limit. streptomycin, dihydrostreptomycin and kanamycin 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 Honey sample antibiotic with phosphate buffer solution extraction, solid phase extraction column with OasisHLB SPE column 1) and a carboxylic acid type or Quite by purification. Liquid chromatography - tandem mass spectrometry (ESI +) detection, external standard. 1) OasisHLB solid phase extraction columns are Waters company's product trade name given to this information is for the convenience of users of this standard, not the table It shows the product recognition. If the other product has the same effect, you can use these equivalent products.

4 Reagents and materials

Unless otherwise indicated, the reagents are pure class distinctions. 4.1 Water. GB/T 6682, level. 4.2 Methanol. chromatographically pure. 4.3 acetonitrile. chromatography. 4.4 formic acid. Hydrogen 4.5 dipotassium, K2HPO4. 4.6 heptane sulfonate, C7H15NaO3S · H2O. 4.7 0.2mol/L phosphate buffer solution. pH = 8.0. Weigh 34.8g potassium phosphate dibasic (4.5), dissolved in water, dilute to 1L, with Phosphoric acid to adjust pH = 8.0. 4.8 0.01mol/L sodium heptane solution. Weigh 2.20g of heptane sulfonate (4.6), dissolved in water, dilute to 1L. 4.9 SPE eluting solution. take 4mL formic acid (4.4), with 0.01mol/L sodium heptane solution (4.8) and dilute to 100mL. 4.10 20% methanol solution (1 + 3). Take 25mL of methanol (4.2), water volume to 100mL. 4.11 Standard substances. streptomycin (CAS. 3810-74-0), Streptomycin (CAS. 128-46-1) and kanamycin (CAS. 25389-94-0); pure Degrees are greater than or equal to 98%. ......

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