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| SN/T 2005.4-2006 | English | 319 |
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Determination of polybromobiphenyls and polybromobiphenyl ethers in electrical and electrical equipment. Part 4: GC/ECD method
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SN/T 2005.4-2006
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Basic data | Standard ID | SN/T 2005.4-2006 (SN/T2005.4-2006) | | Description (Translated English) | Determination of polybromobiphenyls and polybromobiphenyl ethers in electrical and electrical equipment. Part 4: GC/ECD method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | G04;L04 | | Classification of International Standard | 71.040; 31.020 | | Word Count Estimation | 8,842 | | Date of Issue | 2006-06-29 | | Date of Implementation | 2007-01-01 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the electrical and electronic products, polybrominated biphenyls and polybrominated diphenyl ethers by gas chromatography/electron capture detection (GC/ECD) method. This standard applies to electrical and electronic products, polybrominated biphenyls and polybrominated diphenyl ethers determination. | SN/T 2005.4-2006: Determination of polybromobiphenyls and polybromobiphenyl ethers in electrical and electrical equipment. Part 4: GC/ECD method
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Determination of polybromobiphenyls and polybromobiphenyl ethers in electrical and electrical equipment. Part 4. GC/ECD method
Book of the People's Republic of China Entry and Exit Inspection and Quarantine
Polybrominated biphenyls in electrical and electronic products
And determination of polybrominated diphenyl ethers
Part 4. Gas Chromatography/Electron Capture Detector Method
Released on June 26,.2006
2007-01-01 implementation
People's Republic
The General Administration of Quality Supervision, Inspection and Quarantine issued
Foreword
This part is the fourth part of SN/T 2005.
Appendix A and Appendix B of this section are informative annexes.
This part is proposed and managed by the National Certification and Accreditation Administration.
This part is drafted by the Jiangsu Entry-Exit Inspection and Quarantine Bureau.
The main drafters of this section. Gu Gaolang, Lu Zhengqing, Zhu Weijuan, Yuan Ronggen, Ye Chunyan.
This section is the first industry standard for entry-exit inspection and quarantine.
Polybrominated biphenyls in electrical and electronic products
And determination of polybrominated diphenyl ethers
Part 4. Gas Chromatography/Electron Capture Detector Method
1 Scope
This section specifies gas chromatography/electron capture detectors (GC/ECD) for polybrominated biphenyls and polybrominated diphenyl ethers in electrical and electronic products.
Method.
This section applies to the determination of polybrominated biphenyls and polybrominated diphenyl ethers in electrical and electronic products.
2 Terms and definitions
The following terms and definitions apply to this section.
2.1
The structural formula of polybrominated biphenyl is shown in Figure 1.
Figure 1 Structure of polybrominated biphenyl
There are a total of 209 isomers of polybrominated biphenyls depending on the number and position of bromine atoms on the benzene ring.
2.2
The structural formula of PBDE is shown in Figure 2.
Figure 2 Structure of polybrominated diether
There are a total of 209 isomers of PBDEs depending on the number and position of bromine atoms on the benzene ring.
3 Method summary
The sample was extracted by Soxhlet using toluene as the extraction solvent. The extract was purified, separated by silica gel column, concentrated, and processed by GC/ECD.
Line analysis.
4 reagents and materials
4.1 Toluene. chromatographically pure.
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