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SN/T 2442-2010 English PDF

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SN/T 2442-2010: Determination of moxidectin residues in foodstuffs of animal origin. LC-MS/MS method
Status: Valid
Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
SN/T 2442-2010469 Add to Cart 3 days Determination of moxidectin residues in foodstuffs of animal origin. LC-MS/MS method Valid

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GB/T 9959.1   SB/T 10381   SB/T 10294   SN/T 2444   SN/T 2451   SN/T 2443   

Basic data

Standard ID: SN/T 2442-2010 (SN/T2442-2010)
Description (Translated English): Determination of moxidectin residues in foodstuffs of animal origin. 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: 18,129
Date of Issue: 2010-01-10
Date of Implementation: 2010-07-16
Regulation (derived from): National Quality Inspection (2010) No. 13
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the animal derived food moxidectin residues sample preparation and liquid chromatography mass spectrometry/mass spectrometry confirmatory method. This standard applies to pork, venison, lamb, kidney, liver, fat, milk and fish moxidectin residues and confirmation.

SN/T 2442-2010: Determination of moxidectin residues in foodstuffs of animal origin. 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 moxidectin residues in foodstuffs of animal origin.LC-MS/MS method Exit inspection and quarantine industry standard book People's Republic of China Residues in foodstuffs of animal origin method Mossi Dink Liquid chromatography - mass spectrometry/mass spectrometry Issued on. 2010-01-10 2010-07-16 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

The Standard Appendix A, Appendix B are informative appendices. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. The standard by the China Inspection and Quarantine Science Research Institute, Chongqing, People's Republic of China Exit Inspection and Quarantine is responsible for drafting. The main drafters of this standard. Replace Han Hui, Chen Dongdong, Xi was kept, Ma Wei, Wang Guomin, Li Xiaojuan, Peng Tao. Residues in foodstuffs of animal origin method Mossi Dink Liquid chromatography - mass spectrometry/mass spectrometry

1 Scope

This standard specifies the foods of animal origin Mosey Dink residues in sample preparation and liquid chromatography - mass spectrometry/mass spectrometry confirmation methods. This standard applies to pork, venison, lamb, kidney, liver, fat, milk and fish Mosey Dink measured residues and confirmation.

2 Method summary

Mosey Dink sample residues were extracted with acetonitrile, after C18 solid-phase extraction (SPE), liquid chromatography - mass spectrometry/mass spectrometer, external standard Statutory amount.

3 Reagents and materials

All reagents unless otherwise specified, were of analytical grade water as a water GB/T 6682 regulations. 3.1 acetonitrile. HPLC grade. Acetate 3.2. HPLC grade. 3.3 ammonium acetate. 3.4 methanol. 3.5 n-hexane. 3.6 acetonitrile saturated with n-hexane. n-hexane and acetonitrile mixed, take alternate layers of n-hexane. 3.7 5mmol/L ammonium acetate 0.4% acetic acid. Weigh 0.386g of ammonium acetate (3.3), was added 4.0mL of acetic acid (3.2), water volume To 1000mL. 3.8 30% acetonitrile. acetonitrile amount of 30mL, 100mL water volume to spare. 3.9 50% acetonitrile. acetonitrile amount of 50mL, 100mL water volume to spare. 3.10 Mossy Dink (moxidectin, CAS number. 113507-06-5, molecular formula. C37H53NO8) Standard. purity of greater than or equal to 97.0%. 3.11 Standard stock solution. accurately weighed amount Mosey Dink standards, prepared in methanol standard solution at a concentration of 100μg/mL of. This solution was stored at 0 ℃ ~ 4 ℃ in the dark. 3.12 blank sample extracts. Mosey Dink with free samples, prepared in accordance with 6.1 and 6.2 blank sample extract. 3.13 substrate working solution. as needed with a blank sample extract diluted stock standard solution to 1.0ng/mL, 2.0ng/mL, Standard work 5.0ng/mL, 10.0ng/mL, 20.0ng/mL, 50.0ng/mL, 100ng/mL, 200ng/mL, 500ng/mL of Solution. Put 0 ℃ ~ 4 ℃ stored. After 500mg, 3mL, 5mL before using successively with acetonitrile, 5mL30% acetonitrile solution (3.8) were activated. 3.14 C18 solid phase extraction column spare. 3.15 0.45μm membrane, organic.

4 instruments and equipment

4.1 High performance liquid chromatography - mass spectrometry/mass spectrometry. triple quadrupole mass detector, distribution ionization (ESI). 4.2 Electronic balance. a sense of the amount of 0.01g and 0.1mg. 4.3 Organization mashed machines.
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