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SN/T 2392-2009 English PDF

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SN/T 2392-2009: Determination of perfluorooctane sulfonic acid (PFOS) in chemical products for import and export. LC-MS/MS
Status: Valid
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SN/T 2392-2009English259 Add to Cart 3 days [Need to translate] Determination of perfluorooctane sulfonic acid (PFOS) in chemical products for import and export. LC-MS/MS Valid SN/T 2392-2009

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Basic data

Standard ID SN/T 2392-2009 (SN/T2392-2009)
Description (Translated English) Determination of perfluorooctane sulfonic acid (PFOS) in chemical products for import and export. LC-MS/MS
Sector / Industry Commodity Inspection Standard (Recommended)
Classification of Chinese Standard G04
Classification of International Standard 71.100.01
Word Count Estimation 10,188
Date of Issue 2009-09-02
Date of Implementation 2010-03-16
Quoted Standard GB/T 6682
Regulation (derived from) Entry-Exit Inspection and Quarantine circular industry standards (2009. 09. 02)
Issuing agency(ies) General Administration of Customs
Summary This standard specifies the import and export of chemical products, perfluorooctane sulfonate (PFOS) liquid chromatography mass spectrometry/mass spectrometry. This standard applies adhesives, lubricants, paraffin and solvent coatings Determination of PFOS and confirmation.

SN/T 2392-2009: Determination of perfluorooctane sulfonic acid (PFOS) in chemical products for import and export. LC-MS/MS


---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 perfluorooctane sulfonic acid (PFOS) in chemical products for import and export.LC-MS/MS Exit inspection and quarantine industry standard book People's Republic of China Determination of the import and export of chemical products perfluorooctane sulfonate Liquid chromatography - mass spectrometry/mass spectrometry Posted 2009-09-02 2010-03-16 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

This standard Annex A, Annex B and Annex C is informative appendix. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard is drafted by. People's Republic of China Jilin Exit Inspection and Quarantine. The main drafters of this standard. Lu Lijun, Zhou Xiao, ZHANG Dai Hui, Handa Chuan, Li Aijun, Lo Chunmei, Wing will. This standard is the first release of the entry-exit inspection and quarantine industry standards. Determination of the import and export of chemical products perfluorooctane sulfonate Liquid chromatography - mass spectrometry/mass spectrometry

1 Scope

This standard specifies the import and export of chemical products perfluorooctane sulfonate (PFOS) liquid chromatography - mass spectrometry/mass spectrometry methods. This standard applies adhesives, lubricants, paraffin and solvent coatings PFOS determination and confirmation.

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 Principle 3 Paraffin samples using accelerated solvent extractor extracted with methanol, a liquid sample, oily liquid samples using liquid-liquid partition extracted with methanol, oil Like liquid sample and then by C18 solid-phase extraction (SPE), after the sample was concentrated volume for liquid chromatography - mass spectrometry/mass spectrometer and validation, external standard method Quantified.

4 Reagents and materials

Unless otherwise specified, the reagents were of analytical grade water as a water GB/T 6682 regulations. 4.1 Methanol. chromatographically pure. 4.2 formic acid. Chromatographic pure. 4.3 diatomite. 80 mesh to 120 mesh. 4.4 PFOS standard (perfluorooctanesulfonicacid, C8HF17O3S, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8- Heptadecafluoro octane-1-sulfonate, CASN o. 1763-23-1). purity of greater than or equal to 97%. 4.5 standard stock solution. accurately weighed amount of PFOS standards, prepared in methanol stock standard solution 1.0mg/mL, and in 0 ℃ ~ 4 ℃ refrigerator. 4.6 Standard working solution. the preparation of necessary appropriate concentration of standard working solution was diluted with methanol using now. 4.7 SPE. BONDODS-C18,1.0g, 6mL, or equivalent person. 4.8 microporous membranes. organic, 0.20μm.

5 instruments and equipment

5.1 Liquid chromatography - tandem quadrupole mass spectrometer. with electrospray ionization (ESI). 5.2 Accelerated Solvent Extractor. 5.3 oscillator. 5.4 ultrasonic generator. 5.5 Analysis of balance. a sense of the amount of 0.0001g, 0.01g. 5.6 rotary evaporator. 5.7 Centrifuge. 4000r/min.

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