SN/T 2577-2010 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 2577-2010	RFQ	ASK	6 days	Determination of eleven organophosphorus pesticides residues in royal jelly for import and export. Gas chromatography	Obsolete

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Basic data

Standard ID: SN/T 2577-2010 (SN/T2577-2010)
Description (Translated English): Determination of eleven organophosphorus pesticides residues in royal jelly for import and export. Gas chromatography
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: X04
Classification of International Standard: 67.050
Word Count Estimation: 36,362
Date of Issue: 2010-05-27
Date of Implementation: 2010-12-01
Quoted Standard: GB/T 6682
Regulation (derived from): National Quality Inspection [2010] No. 290
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the import and export of royal jelly 11 kinds of organophosphorus pesticide residues in the determination of sample preparation and gas chromatographic method. This standard applies to royal jelly dichlorvos, methamidophos, Ethoprophos, phorate, dimethoate, methyl parathion, malathion, parathion, quinalphos, triazophos, coumaphos pesticides Residue testing.

SN/T 2577-2010: Determination of eleven organophosphorus pesticides residues in royal jelly for import and export. Gas chromatography

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Determination of eleven organophosphorus pesticides residues in royal jelly for import and export.Gas chromatography People's Republic of China Entry-Exit Inspection and Quarantine Standards Importers and royal jelly 11 kinds of organophosphorus Pesticide Residues by Gas Chromatography Issued on. 2010-05-27 2010-12-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard by the People's Republic of China Zhejiang Exit Inspection and Quarantine is responsible for drafting. The main drafters of this standard. Xie Wen, Ding Huiying, Huang Lei Fang, Han Chao, Zhang Huimin. Importers and royal jelly 11 kinds of organophosphorus Pesticide Residues by Gas Chromatography

1 Scope

This standard specifies the sample preparation gas chromatographic method Importers royal jelly 11 organophosphorus pesticide residues and determination. This standard applies to royal jelly dichlorvos, methamidophos, ethoprophos, phorate, dimethoate, methyl parathion, malathion, parathion, quetiapine Phosphorus, triazophos, coumaphos pesticide residues detected.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member, undated references, the latest edition (including any amendments) applies to this document. Laboratory use specifications and test methods GB/T 6682 Analysis

3 Method summary

Organophosphorus pesticide sample was extracted with acetonitrile and the extract was purified by gel column, measured with a gas chromatograph equipped with a flame photometric detector Fixed, external standard.

4 Reagents and materials

Unless otherwise specified, all reagents were of analytical grade water as a water GB/T 6682 regulations. Ethyl acetate 4.1. HPLC grade. 4.2 acetonitrile. HPLC fractions. 4.3 Cyclohexane. HPLC fractions. 4.4 acetone. HPLC fractions. 4.5 sodium chloride. 4.6 over anhydrous sodium. 650 ℃ burning 4h, cooled in a desiccator to room temperature and stored in a sealed bottle for use. 4.7 GPC eluent. ethyl acetate - cyclohexane (11, volume ratio). 4.8 dichlorvos, methamidophos, ethoprophos, phorate, dimethoate, methyl parathion, malathion, parathion, parathion quinoline, triazophos, coumaphos standard Associate Products. purity greater than or equal to 99%, see Appendix A, Table A.1. 4.9 11 kinds of organophosphorus standard stock solution. Weigh appropriate amount of standard (4.8) were dissolved in acetone and dilute to 100mL, concentrated solution Degree of 100μg/mL, 1 ℃ ~ 4 ℃ refrigerator. Valid for three months. 4.10 11 kinds of organic phosphorus mixed standard working solution. diluted before use as needed to the appropriate concentration with acetone, as the working standard solutions. 1 ℃ ~ 4 ℃ refrigerator. Valid for three months. Standard working solution concentration. 0.008μg/mL, 0.01μg/mL, 0.05μg/mL, 0.1μg/mL, 0.5μg/mL. 4.11 Finished gel purification column (GPC). 400mm × 15mm (inner diameter); Packing. Bio-Beads, S-X3,38μm ~ 75μm (in making With a standard solution required to do first before elution curve). 4.12 anhydrous sodium sulfate column. 80mm × 40mm (inner diameter) cylindrical funnel bottom cotton pad 5mm, 50mm anhydrous sulfur refill ......

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