SN/T 1965-2007 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 1965-2007	839	Add to Cart	4 days	Determination of sulfonamides residues in eels products. High performance liquid chromatographic method	Obsolete

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Basic data

Standard ID: SN/T 1965-2007 (SN/T1965-2007)
Description (Translated English): Determination of sulfonamides residues in eels products. High performance liquid chromatographic method
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: X20
Classification of International Standard: 67.050
Word Count Estimation: 21,210
Date of Issue: 2007-08-06
Date of Implementation: 2008-03-01
Quoted Standard: GB/T 6682
Regulation (derived from): National-accreditation-Science [2011] 63
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the eel and its products sulfadiazine, sulfamethyldiazine, sulfamethazine, sulfadoxine-methoxy-pyrimidine, sulfamonomethoxine, between the two methoxy pyrimidine sulfonamides, sulfonamide quinoline (mouth evil) morpholine residue the amount of test sample preparation and high performance liquid chromatographic method. This standard applies to eel and eel sulfadiazine, sulfamethyldiazine, sulfamethazine, sulfadoxine-methoxy-pyrimidine, sulfamonomethoxine, between the two methoxy pyrimidine sulfonamides, sulfonamide quinoline (mouth evil) morpholine residue detection of the amount.

SN/T 1965-2007: Determination of sulfonamides residues in eels products. High performance liquid chromatographic 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 sulfonamides residues in eels products.High performance liquid chromatographic method Exit inspection and quarantine industry standard book People's Republic of China And eel products sulfa drug residues Determination of HPLC Posted 2007-08-06 2008-03-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

Appendix A of this standard is an informative annex. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard by the People's Republic of China Guangdong CIQ is responsible for drafting. The main drafters of this standard. Linhai Dan, Raymond, Xie Shou new Zhonghuai Ning, Wuying Xuan, Huang Huajun, Sunliang Juan, Li rights. This standard is the first release of the entry-exit inspection and quarantine industry standards. And eel products sulfa drug residues Determination of HPLC

1 Scope

This standard specifies the eel and its products sulfadiazine, sulfamethyldiazine, sulfamethazine, sulfamethoxydiazine, sulfonamides Room Methoxy pyrimidine, among sulfadimethoxine, sample preparation and high performance liquid chromatographic method sulfa quinoline  of morpholine residues. This standard applies to eel and eel sulfadiazine, sulfamethyldiazine, sulfamethazine, sulfamethoxydiazine, meta-sulfonamides Alloxan between sulfadimethoxine, sulfa quinoline  morpholine residues detected.

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. Laboratory use specifications and test methods GB/T 6682 Analysis Preparation and Storage of samples 3 Eel samples taken after about 500g, eel sauce to remove surface samples taken about 500g, with minced meat grinder organization, into a clean container As a sample, sealed and marked with tags. Sample preparation operation, should prevent sample contamination or the occurrence of the change of residue content. Sample Set Save the following -18 ℃.

4 Method summary

Eel and eel in sulfa drugs extracted with methylene chloride. After the extract was concentrated, and the residue washed with acetonitrile and 5% aqueous acetic acid was dissolved by Hexane liquid-liquid partition degreasing, eel samples subject to measure cation exchange high performance liquid chromatography solid phase extraction column purification with UV detection Fixed, external standard.

5 Reagents and materials

Unless otherwise specified, all reagents were of analytical grade water as a water GB/T 6682 regulations. 5.1 dichloromethane. high performance liquid chromatography. 5.2 Methanol. HPLC grade. 5.3 acetonitrile. high performance liquid chromatography. 5.4 n-hexane. 5.5 glacial acetic acid. 5.6 hydrochloric acid. 5.7 ammonium acetate. 5.8 hexane saturated acetonitrile. n-hexane was mixed in sufficient acetonitrile, to saturation, visible layer of the container bottom layer of acetonitrile. 5.9 aqueous acetic acid. 1% (volume fraction), take glacial acetic acid (4.5) 10mL, water volume to 1L. Through 0.45μm membrane filters spare. 5.10 aqueous acetic acid. 5% (volume fraction), take glacial acetic acid 5.0mL, water volume to 100mL. 5.11 acetonitrile + water (1 + 1, volume ratio). Take 50mL of acetonitrile, was added 50mL of water, and mix. 5.12 aqueous hydrochloric acid. 0.1mol/L, take 9mL concentrated hydrochloric acid, adding an appropriate amount of water volume to 1L. ......

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