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GB/T 29785-2013: Determination of hexabromocyclododecane in electrical and electronic products -- Gas chromatography-mass spectrometry
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 29785-2013 | English | 189 |
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Determination of hexabromocyclododecane in electrical and electronic products -- Gas chromatography-mass spectrometry
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GB/T 29785-2013
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Basic data | Standard ID | GB/T 29785-2013 (GB/T29785-2013) | | Description (Translated English) | Determination of hexabromocyclododecane 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 | 8,885 | | Quoted Standard | GB/Z 20288-2006 | | Regulation (derived from) | National Standards Bulletin No. 21 of 2013 | | 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: electrical and electronic products in six polymeric materials HBCD levels gas chromatography mass spectrometry methods. This standard applies to: electrical and electronic products in six polymeric materials HBCD levels measured. | GB/T 29785-2013: Determination of hexabromocyclododecane 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 hexabromocyclododecane in electrical and electronic products. Gas chromatography-mass spectrometry
ICS 31.020
L10
National Standards of People's Republic of China
Dodecane measuring electrical and electronic equipment hexabromocyclododecane
Gas chromatography - mass spectrometry
Issued on. 2013-10-10
2014-02-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with the rules of GB/T 1.1-2009 and GB/T 20001.4-2001 given.
Please note that some of the content of this standard may involve patents. The standard release mechanism does not assume the responsibility to identify these patents.
This standard by the National Standardization Technical Committee Environmental electrical and electronic products and systems (SAC/TC297) and focal points.
This standard is mainly drafted by. China Institute of Metrology, People's Republic of China Guangdong Exit Inspection and Quarantine, the People's Republic of China
And country SZCIQ, China Electronics Standardization Institute, People's Republic of China Beijing Exit Inspection and Quarantine, China
Exit Inspection and Quarantine of the People's Republic of Fujian, Zhejiang, People's Republic of China Exit Inspection and Quarantine.
The main drafters of this standard. Shaoming Wu, Li Dan, Wang Weihua, ZHOU Ming-hui, the FEI brother, Li Bin, Wu Haiyun, Peng Wan, Liang Ming, Yong-Hua Guo.
Dodecane measuring electrical and electronic equipment hexabromocyclododecane
Gas chromatography - mass spectrometry
Warning. Use of this standard shall have a person experiences regular laboratory work. This standard does not point out all possible security issues. Make
With those who have the responsibility to take appropriate safety and health practices and to ensure compliance with the conditions of the relevant provisions of the State.
1 Scope
This standard specifies the electrical and electronic products polymeric material Six HBCD content by gas chromatography - mass spectrometry method.
This standard applies to electrical and electronic products polymeric material was measured six HBCD content.
2 Normative references
The following documents for the application of this standard 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.
GB /Z20288-2006 hazardous substances in electrical and electronic products in the test sample resolution General requirements
Principle 3
After the samples were split and broken, mixed with methylene chloride and acetone solvent extraction, the extract was subjected to silica gel solid phase extraction column
Purification, concentrated by rotary evaporation by gas chromatography - mass spectrometry detection, external standard.
4 Reagents and materials
Unless otherwise specified, the following analytical reagents only.
4.1 dichloromethane.
4.2 acetone.
4.3 acetone in methylene chloride (11) mixed solvent. dichloromethane (4.1) and acetone (4.2) at equal volume were mixed to homogeneity.
4.4 six HBCD (CAS Registry Number. 3194-55-6). standard material purity ≥99%.
4.5 standard solution. Accurately weigh an adequate amount six HBCD standard substance (4.4), placed volumetric flask, dissolved in acetone (4.2) and
Progressively diluting the concentration of 5mg/L, 10mg/L, 20mg/L, 30mg/L, 50mg/L of standard solution.
4.6 silica SPE column. 500mg, 3mL.
4.7 Helium. purity ≥99.999%.
5 Instruments
5.1 Gas chromatography - mass spectrometry (GC-MS). equipped with electron impact ionization (EI).
5.2 Balance. a sense of the amount of 0.1mg.
5.3 microwave extraction instrument.
5.4 vacuum rotary evaporator.
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