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GB/T 24169-2009 English PDF

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GB/T 24169-2009: Determination of perfluorooctane sulfonates (PFOS) in the fluorine-containing products and consumer products -- High performance liquid chromatography-tandem mass spectrometry
Status: Valid
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GB/T 24169-2009English139 Add to Cart 3 days [Need to translate] Determination of perfluorooctane sulfonates (PFOS) in the fluorine-containing products and consumer products -- High performance liquid chromatography-tandem mass spectrometry Valid GB/T 24169-2009

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Basic data

Standard ID GB/T 24169-2009 (GB/T24169-2009)
Description (Translated English) Determination of perfluorooctane sulfonates (PFOS) in the fluorine-containing products and consumer products -- High performance liquid chromatography-tandem mass spectrometry
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard G04
Classification of International Standard 71.040.50
Word Count Estimation 6,627
Date of Issue 2009-06-25
Date of Implementation 2010-04-01
Quoted Standard GB/T 6682
Regulation (derived from) National Standard Approval Announcement 2009 No.8 (Total No.148)
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This standard specifies the fluorine chemical products and consumer products perfluorooctane sulfonate (PFOS) high performance liquid chromatography-tandem mass spectrometry. This standard applies to the determination of fluorine chemical products and consumer products perfluorooctane sulfonate (PFOS) is. Fluorine chemical products include fluorinated water-based paint, foam fire extinguishing material, detergent, fabric finishing agents, consumer goods especially non-stick cookware. This standard method detection limit PFOS meter, fluorine chemical products for the mass fraction of 0. 0002%, consumer goods 0. 4��g/m2.

GB/T 24169-2009: Determination of perfluorooctane sulfonates (PFOS) in the fluorine-containing products and consumer products -- High performance liquid chromatography-tandem mass spectrometry



---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 sulfonates (PFOS) in the fluorine-containing products and consumer products. High performance liquid chromatography-tandem mass spectrometry ICS 71.040.50 G04 National Standards of People's Republic of China Fluorine chemical products and consumer goods perfluorooctane sulfonyl Determination of compounds (PFOS) in High performance liquid chromatography - tandem mass spectrometry Posted 2009-06-25 2010-04-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

Appendix A of this standard is an informative annex. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee chemistry. This standard was drafted. AQSIQ import and export Chemical Safety Research Center, Chinese Academy of Inspection and Quarantine. The main drafters of this standard. Falls Apart, Chen Wei, Chen Dongdong, Li Xiaojuan, Yu Wen Lin, LI Shu-juan, new week. This standard is the first release. Fluorine chemical products and consumer goods perfluorooctane sulfonyl Determination of compounds (PFOS) in High performance liquid chromatography - tandem mass spectrometry

1 Scope

This standard specifies the fluorine chemical products and consumer perfluorooctane sulfonate (PFOS) high performance liquid chromatography - tandem mass spectrometry measurement Setting Method. This standard applies to the determination of fluorine chemical products and consumer perfluorooctane sulfonate (PFOS) in. Fluorine-containing products, including chemical Fluorine coatings, fire-fighting foam, detergents, fabric finishing agent; consumer goods especially non-stick cookware. The standard method detection limit PFOS count, fluorine chemical products for the mass fraction of 0.0002%, consumer goods 0.4μg/m 2.

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. Experiment 3.1 Principle 3.1.1 Water Ultrasonic extraction fluorine chemical products perfluorooctane sulfonate (PFOS), high-speed centrifugation, the supernatant portion After solid phase extraction column leaching extraction, volume injected into the HPLC - tandem mass spectrometry analysis, external standard. 3.1.2 using Accelerated Solvent Extractor extract consumer perfluorooctane sulfonate (PFOS), concentrated extract volume after injection High performance liquid chromatography - tandem mass spectrometry analysis, external standard. 3.2 Reagents Unless otherwise indicated, all reagents were of analytical grade water as a water GB/T 6682 regulations. 3.2.1 acetonitrile. HPLC grade. 3.2.2 ammonium acetate solution (10mmol/L). Weigh the appropriate amount of ammonium acetate to a beaker, dissolved in water and transferred to a 1L volumetric flask. 3.2.3 PFOS standard material. 3.2.4 SPE.? Oasis HLB or equivalent person; prior to use successively with 3mL methanol, 3mL water activation. Note. [? Oasis HLB] is provided by the American Waters company, give this information is for the convenience of users of this standard does not mean that the production Approved products, if other equivalent products having the same effect, you can use these equivalent products. 3.2.5 microporous membrane. 0.2μm, organic phase. 3.2.6 Standard stock solution. Accurately weighed amount of PFOS standard substance (3.2.3), accurate to 0.1mg, and transfer the dissolved in acetonitrile to 100mL capacity Bottle, acetonitrile volume shaken even prepare PFOS concentration of 1000μg/mL standard stock solution. NOTE. perfluorooctane sulfonate (PFOS) in a solution to PFOS ion state exists, the sample solution and the standard solution to PFOS Acid quantification. 3.2.7 Standard solution. Accurate Pipette stock standard solution (3.2.6) 1mL, to 100mL volumetric flask, acetonitrile volume, shaking uniform, that was PFOS

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