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SN/T 2449-2010 English PDF

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US$159.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 2449-2010: Determination of perfluorooctane sulfonic acid in leather and leather products. LC-MS/MS
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 2449-2010	159	Add to Cart	3 days	Determination of perfluorooctane sulfonic acid in leather and leather products. LC-MS/MS	Valid

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Basic data

Standard ID: SN/T 2449-2010 (SN/T2449-2010)
Description (Translated English): Determination of perfluorooctane sulfonic acid in leather and leather products. LC-MS/MS
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: Y45
Classification of International Standard: 59.140.01
Word Count Estimation: 6,669
Date of Issue: 2010-01-10
Date of Implementation: 2010-07-16
Quoted Standard: GB/T 6682
Regulation (derived from): National Quality Inspection [2010] No. 13
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the leather and its products PFOS liquid chromatography mass spectrometry/mass spectrometry. This standard applies to leather and its products Determination of PFOS.

SN/T 2449-2010: Determination of perfluorooctane sulfonic acid in leather and leather products. 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 in leather and leather products.LC-MS/MS Exit inspection and quarantine industry standard book People's Republic of China Determination of leather and leather products perfluorooctane sulfonate Liquid chromatography - mass spectrometry/mass spectrometry Issued on. 2010-01-10 2010-07-16 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

The Standard Appendix A, Appendix B are informative appendices. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard is drafted by. People's Republic of China, Shenzhen CIQ. Participated in the drafting of this standard. People's Republic of China Zhejiang Exit Inspection and Quarantine. The main drafters of this standard. Zouchun Hai, Liu Zhihong, Wu Jingwu, Li Bin, Chen Xiangyang, Liu Li, Li Zhiru, Ren Cong, Chen Xiaomei Jiang Qin Ting. This standard is the first release of the entry-exit inspection and quarantine industry standards. Determination of leather and leather products perfluorooctane sulfonate Liquid chromatography - mass spectrometry/mass spectrometry

1 Scope

This standard specifies the leather industry in PFOS liquid chromatography - mass spectrometry/mass spectrometry. This standard applies to the determination of leather and leather products perfluorooctane sulfonate.

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 Samples with methyl tert-butyl ether and tetra-butyl ammonium hydrogen sulfate aqueous ultrasonic extraction, the organic extracts were concentrated, constant volume with liquid color Spectrum - mass spectrometry/mass spectrometry for qualitative and quantitative analysis.

4 Reagents and materials

Unless otherwise indicated, the reagents used were of analytical grade, test water line with GB/T 6682 level or deionized water. 4.1 tetrabutyl ammonium hydrogen sulfate. 4.2 methyl tert-butyl ether. 4.3 Methanol. chromatographically pure. 4.4 ammonium acetate (purity ≥98%). 4.5 PFOS standards. purity not less than 98% (CAS. 1763-23-1). 4.6 tetrabutyl ammonium hydrogen sulfate solution (0.5mol/L). Weigh 16.98g of tetrabutyl ammonium hydrogen sulfate (4.1) dissolved in 100mL of water. 4.7 PFOS standard stock solution. accurately weighed amount of PFOS standard (4.5) with methanol (4.3) preparation of a concentration 10mg/L standard stock solution. 4.8 PFOS standard solution. accurate Pipette the appropriate amount of PFOS standard stock solution (4.7), diluted with methanol (4.3), the preparation Into a series of standard solutions of different concentrations. 4.9 Membrane. 0.2μm organic phase. 5. Apparatus 5.1 High performance liquid chromatography - mass spectrometry/mass spectrometry. 5.2 Analysis of balance. a sense of the amount of 0.1mg. 5.3 ultrasonic extraction instrument. 5.4 nitrogen blowing instrument. Step 6 Analysis 6.1 Preparation of samples The sample was cut to less than 0.5cm × 0.5cm, spare. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 2449-2010_English be delivered?

Answer: Upon your order, we will start to translate SN/T 2449-2010_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of SN/T 2449-2010_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 2449-2010_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.