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GB/T 32887-2016 English PDF

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US$219.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 32887-2016: Determination of polychlorinated biphenyls in electrical and electronic products -- Gas chromatography-mass spectrometry
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 32887-2016	219	Add to Cart	3 days	Determination of polychlorinated biphenyls in electrical and electronic products -- Gas chromatography-mass spectrometry	Valid

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Basic data

Standard ID: GB/T 32887-2016 (GB/T32887-2016)
Description (Translated English): Determination of polychlorinated biphenyls in electrical and electronic products -- Gas chromatography-mass spectrometry
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: L10
Classification of International Standard: 31.020
Word Count Estimation: 11,145
Date of Issue: 2016-08-29
Date of Implementation: 2017-03-01
Regulation (derived from): National Standard Announcement 2016 No.14
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

GB/T 32887-2016: Determination of polychlorinated biphenyls in electrical and electronic products -- Gas chromatography-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 polychlorinated biphenyls in electrical and electronic products - Gas chromatography-mass spectrometry ICS 31.020 L10 National Standards of People's Republic of China Determination of polychlorinated biphenyls in electrical and electronic products Gas chromatography - mass spectrometry Determination ofpolychlorinatedbiphenylsinelectricalandelectronicproducts- 2016-08-29 released 2017-03-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed by the National Environmental Electronics Standardization Technical Committee (SAC/TC297). The drafting of this standard. Shenzhen Institute of Measurement and Quality Inspection, China Electronic Technology Standardization Research Institute, Guangdong immigration inspection and quarantine Bureau of Industry and Information Technology, the fifth Institute of Electronics. The main drafters of this standard. Xing Yuan Na, Feng Shouhong, Lin Zhihui, Xiao Dahui, Gao Jian, Huang Qiuxin, Zhang Xu, Cheng Tao, Zhou Minghui, Li Han, Chen Zeyong. Determination of polychlorinated biphenyls in electrical and electronic products Gas chromatography - mass spectrometry Caution - Personnel using this standard should have practical experience in formal laboratory work. This standard does not indicate all possible security questions question. It is the responsibility of the user to take appropriate safety and health measures and to ensure compliance with the conditions set forth in the relevant national regulations.

1 Scope

This standard specifies the method of gas chromatography-mass spectrometry for polychlorinated biphenyls (PCBs) in electrical and electronic products. This standard applies to the determination of polychlorinated biphenyls in polymer materials for electrical and electronic products with a limit of 0.5 mg/kg.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. Limits for Restricted Substances in Electrical and Electronic Products GB/T 26572-2011

3 terms and definitions

The following terms and definitions apply to this document. 3.1 Polychlorinated biphenyls; polychlorinated biphenyls; The polychlorinated compounds formed by the substitution of hydrogen on the biphenyl ring with chlorine are collectively represented by the formula C12H (10-n) Cln (1≤n≤10).

4 principle

The extracted samples were extracted with organic solvent, and the extracts were concentrated, purified and fixed. The samples were determined by gas chromatography-mass spectrometry. The retention time of the target analyte was quantified by qualitative and external standard method.

5 reagents or materials

Unless otherwise stated, all reagents are chromatographic pure. 5.1 Acetone. Analytical purity. 5.2 n-hexane. 5.3 Dichloromethane. Analytical purity. 5.4 Toluene. 5.5 Acetone n-Hexane (1 1). Prepared from acetone (5.1) and n-hexane (5.2) in volume ratio. 5.6 Dichloromethane n-Hexane (2 8). Prepared from n-hexane (5.2) and dichloromethane (5.3) in volume ratio. 5.7 Polychlorinated biphenyls (PCBs) Reference material. See Appendix A for PCB reference materials and their purity information. 5.8 Polychlorobenzene Monoclonal stock solution. accurately weighed the appropriate amount of PCB material (5.7), with a small amount of n-hexane (5.2) dissolved, ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 32887-2016_English be delivered?

Answer: Upon your order, we will start to translate GB/T 32887-2016_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 GB/T 32887-2016_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 32887-2016_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.