SN/T 2487-2010 English PDF

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SN/T 2487-2010: Determination of apramycin residues in foodstuffs of animal origin for import and export. LC-MS/MS method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 2487-2010	499	Add to Cart	4 days	Determination of apramycin residues in foodstuffs of animal origin for import and export. LC-MS/MS method	Valid

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Basic data

Standard ID: SN/T 2487-2010 (SN/T2487-2010)
Description (Translated English): Determination of apramycin residues in foodstuffs of animal origin for import and export. LC-MS/MS method
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: X22
Classification of International Standard: 67.120.01
Word Count Estimation: 19,187
Date of Issue: 2010-03-02
Date of Implementation: 2010-09-16
Quoted Standard: GB/T 6682
Regulation (derived from): State inspection recognized (2010) 98
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the food of animal origin Apramycin residue sample preparation, liquid chromatography mass spectrometry/mass spectrometry and confirmatory methods. This standard applies to pork, liver, kidney, beef, beef kidney, milk and eggs and other foods of animal origin Apramycin residual determination.

SN/T 2487-2010: Determination of apramycin residues in foodstuffs of animal origin for import and export. 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 apramycin residues in foodstuffs of animal origin for import and export.LC-MS/MS method Exit inspection and quarantine industry standard book People's Republic of China Import and export food of animal origin Abra ADM Residue Detection Liquid chromatography - mass spectrometry/mass spectrometry Issued on. 2010-03-02 2010-09-16 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

Appendix A of this standard and Appendix B is an informative annex. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. Shenzhen Inspection and Quarantine Science Research Institute, Shenzhen People's Republic of China Exit Inspection and Quarantine. The main drafters of this standard. Yewei Xiang, Zhaofeng Juan, Yue Zhenfeng, Hanrui Yang, Xiao Chengui, Lili Su, Korea are high, Ouyang Shan. This standard is the first release of the entry-exit inspection and quarantine industry standards. Import and export food of animal origin Abra ADM Residue Detection Liquid chromatography - mass spectrometry/mass spectrometry

1 Scope

This standard specifies the animal food Abra neomycin residues in sample preparation, liquid chromatography - mass spectrometry/mass spectrometry and confirmation methods. This standard applies to the determination of pork, liver, kidney, beef, beef kidney, milk and eggs and other animal food residues in Abra neomycin.

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

3 Method summary

The sample Apramycin with 5% trichloroacetic acid was extracted by MCX solid phase extraction (SPE), concentrated, constant volume, with liquid Chromatography - mass spectrometry/mass spectrometry detection and confirmation, external standard.

4 Reagents and materials

Unless otherwise indicated, the reagents used were of analytical grade water as a water GB/T 6682 regulations. 4.1 acetonitrile. HPLC grade. 4.2 Methanol. HPLC grade. 4.3 TCA. 4.4 of concentrated aqueous ammonia (25%). 4.5 ammonium acetate. 4.6 5% TCA. TCA accurately weighed 50g (4.3), add water, 950mL dissolve, mix well. Methanol + water 4.7. 1 + 1 (volume ratio). Methanol + aqueous ammonia 4.8. 4 + 1 (volume ratio). 4.9 pH9.250mmol/L ammonium acetate solution. Accurately weigh 3.854g of ammonium acetate (4.5), add 900mL water dissolved, aqueous ammonia (4.4) Adjusting the pH to 9.2, transferred to 1000mL volumetric flask and water to volume, and mix well. 4.10 sample volume solution. take 95mL50mmol/L ammonium acetate solution (pH9.2) (4.9) was mixed with 5mL methanol uniform. 4.11 Standard substances. Abra neomycin (apramycin, CASN o. 65710-07-8) purity not less than 95.5%. 4.12 standard solution. a) standard stock solution. Weigh commuted the equivalent of 10mg (accurate to 0.1mg) of Abra adriamycin, dissolved in water and given Volume to 50mL brown volumetric flask, was the concentration of standard stock solution 200mg/L of. This stock solution to be at 4 ℃ Under dark storage for 6 months. b) standard solution. Standard working solution is formulated with a blank sample matrix solution according to need before use. 4.13 Solid Phase Extraction (SPE) column. OasisMCX, 300mg, 6mL, or equivalent person. Before using successively with 5mL methanol and 5mL water activation. ......

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