GB/T 28606-2012 English PDF

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GB/T 28606-2012: Determination of perfluorooctanoic acid and salt in the coating -- High performance liquid chromatography-tandem mass spectrometry
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 28606-2012	189	Add to Cart	3 days	Determination of perfluorooctanoic acid and salt in the coating -- High performance liquid chromatography-tandem mass spectrometry	Valid

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Basic data

Standard ID: GB/T 28606-2012 (GB/T28606-2012)
Description (Translated English): Determination of perfluorooctanoic acid and salt in the coating -- 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: 8,851
Quoted Standard: GB/T 6682
Regulation (derived from): National Standards Bulletin No. 13 of 2012
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 paint perfluorooctanoic acid (PFOA) and its salts by high performance liquid chromatography tandem mass spectrometry. This standard applies to coatings perfluorooctanoic acid (PFOA) and its salts determination. The detection li

GB/T 28606-2012: Determination of perfluorooctanoic acid and salt in the coating -- 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 perfluorooctanoic acid and salt in the coating. High performance liquid chromatography-tandem mass spectrometry ICS 71.040.50 G04 National Standards of People's Republic of China Determination of coating PFOA and its salts High performance liquid chromatography - tandem mass spectrometry Issued on. 2012-06-29 2012-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

The Standard Appendix A, Appendix B is an informative annex. The standard proposed by China Inspection and Quarantine Science Research Institute. This standard by the National Certification and Accreditation Administration of People's Republic of China. 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, Yu Wen Lin, a new week. Determination of coating PFOA and its salts High performance liquid chromatography - tandem mass spectrometry

1 Scope

This standard specifies the paint perfluorooctanoic acid (PFOA) and its salts by high performance liquid chromatography - tandem mass spectrometry. This standard applies to octylate (PFOA) and its salts measured perfluorinated coating. The detection limit of this standard to perfluorooctanoic acid (PFOA) in terms of the mass fraction of 0.0002%.

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. For undated references, the latest edition (including any amendments) applies to this document. Laboratory use specifications and test methods GB/T 6682 Analysis Principle 3 Ultrasonic extraction with water paint perfluorooctanoic acid (PFOA) and its salts, centrifuged, the supernatant take part after solid phase extraction column purification After the eluent volume injected into the HPLC - tandem mass spectrometry analysis, external standard.

4 Reagents and materials

Unless otherwise indicated, all reagents were of analytical grade water as a water GB/T 6682 regulations. 4.1 acetonitrile. HPLC grade. 4.2 ammonium acetate (10mmol/L). Weigh the appropriate amount of ammonium acetate to a beaker, dissolved in water and transferred to a 1L volumetric flask. 4.3 perfluorooctanoic acid (PFOA) standard substance. mass fraction purity of not less than 96%. 4.4 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. 4.5 microporous membrane. 0.2μm, organic phase. 4.6 standard stock solution. Weigh accurately perfluorooctanoic acid (PFOA) Standards 0.1g, accurate to 0.1mg, the transfer to dissolved with acetonitrile 100mL flask, acetonitrile volume, shaking uniform, that was perfluorooctanoic acid (PFOA) standard stock solution at a concentration of 1000μg/mL of. 4.7 standard solution. accurate Pipette stock standard solution 1.00mL, to 100mL volumetric flask, acetonitrile volume, shaking uniform, that was perfluorooctanoate Acid (PFOA) at a concentration of 10μg/mL of the standard solution.

5 Instruments

5.1 high performance liquid chromatography - tandem mass spectrometry with electrospray ionization (ESI). 5.2 Analysis of balance. a sense of the amount of 0.01g, 0.1g. 5.3 ultrasonic cleaning. ......

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