SN/T 2394-2009 English PDF

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SN/T 2394-2009: Determination of perfluorooctane sulfonic acid (PFOS) in extinguisher for import and export. LC-MS/MS
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 2394-2009	239	Add to Cart	3 days	Determination of perfluorooctane sulfonic acid (PFOS) in extinguisher for import and export. LC-MS/MS	Valid

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Basic data

Standard ID: SN/T 2394-2009 (SN/T2394-2009)
Description (Translated English): Determination of perfluorooctane sulfonic acid (PFOS) in extinguisher for import and export. LC-MS/MS
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: C84
Classification of International Standard: 13.220.10
Word Count Estimation: 9,914
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 extinguishing agent import and export products PFOS liquid chromatography mass spectrometry/mass spectrometry. This standard applies to dry powder, foam and liquid extinguishing agent in the determination of PFOS and confirmation.

SN/T 2394-2009: Determination of perfluorooctane sulfonic acid (PFOS) in extinguisher 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 extinguisher for import and export.LC-MS/MS Exit inspection and quarantine industry standard book People's Republic of China Determination of fire extinguishing agent in import and export of PFOS in 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. Handa Chuan, Lu Chun-Mei Rong will, Lu Lijun, Jiang Li, Zhao vigorously, Xiao Zhang Hui generations. This standard is the first release of the entry-exit inspection and quarantine industry standards. Determination of fire extinguishing agent in import and export of PFOS in Liquid chromatography - mass spectrometry/mass spectrometry

1 Scope

This standard specifies the fire extinguishing agent and export products PFOS liquid chromatography - mass spectrometry/mass spectrometry methods. This standard applies to dry powder, foam and liquid fire extinguishing agent 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 Dry powder extinguishing agent rapid solvent extraction by methanol extraction instrument, liquid and foam fire extinguishing agent fire extinguishing agent was extracted with methanol, and then the foam extinguishing agent C18 solid phase extraction (SPE), after the sample was concentrated volume for liquid chromatography - mass spectrometry/mass spectrometer and validation, external standard.

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 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 0.1mg. 5.6 rotary evaporator. 5.7 Centrifuge. 4000r/min. 5.8 vortex mixer. ......

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