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SN/T 2003.7-2011 English PDF

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SN/T 2003.7-2011: Screening method of lead, mercury, cadmium, chromium and bromine in electrical and electronic equipments. Part 7: Laser induced breakdown spectroscopy
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SN/T 2003.7-2011English159 Add to Cart 3 days [Need to translate] Screening method of lead, mercury, cadmium, chromium and bromine in electrical and electronic equipments. Part 7: Laser induced breakdown spectroscopy Valid SN/T 2003.7-2011

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Basic data

Standard ID SN/T 2003.7-2011 (SN/T2003.7-2011)
Description (Translated English) Screening method of lead, mercury, cadmium, chromium and bromine in electrical and electronic equipments. Part 7: Laser induced breakdown spectroscopy
Sector / Industry Commodity Inspection Standard (Recommended)
Classification of Chinese Standard L04
Classification of International Standard 31.020
Word Count Estimation 6,681
Date of Issue 2011-09-30
Date of Implementation 2012-04-01
Regulation (derived from) National Quality Inspection (2011) 492; industry standard filing Notice 2012 No. 4 (No. 148 overall)
Issuing agency(ies) General Administration of Customs
Summary This standard specifies the electrical and electronic products, lead, mercury, cadmium, chromium, bromine Laser Induced Breakdown optical potential qualitative screening methods. This standard applies to electrical and electronic products, lead, mercury, cadmium, chromium, bromine qualitative screening.

SN/T 2003.7-2011: Screening method of lead, mercury, cadmium, chromium and bromine in electrical and electronic equipments. Part 7: Laser induced breakdown spectroscopy


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Screening method of lead, mercury, cadmium, chromium and bromine in electrical and electronic equipments.Part 7. Laser induced breakdown spectroscopy People's Republic of China Entry-Exit Inspection and Quarantine Standards Determination of electrical and electronic products, lead, mercury, cadmium, chromium, bromine Part 7. laser-induced qualitative screening Screeningmethodoflead, mercury, cadmium, chromium Part 7. Laserinducedbreakdownspectroscopy Issued on. 2011-09-09 2012-04-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

SN/T 2003 series of standards is divided into seven sections. --- Electrical and electronic products - Determination of lead, mercury, cadmium, chromium, bromine Part 1. X-ray fluorescence spectroscopy qualitative screening --- Electronic and Electrical Products Determination of polybrominated biphenyls and polybrominated diphenyl ethers - Part 2. Infrared spectroscopy qualitative screening --- Electrical and electronic products - Determination of lead, mercury, cadmium, chromium and bromine - Part 3. X-ray fluorescence spectroscopy quantitative screening method --- Electrical and electronic products - Determination of lead, mercury, chromium, cadmium and bromine - Part 4. energy dispersive X-ray fluorescence spectroscopy qualitative screening --- Electrical and electronic products - Determination of lead, mercury, chromium, cadmium and bromine - Part 5. energy dispersive X-ray fluorescence spectrometry quantitative screening method --- Electronic and Electrical Products qualitative screening methods lead, mercury, cadmium, chromium Part 6. spark source emission spectrometry --- Electrical and electronic products - Part 7 Determination of lead, mercury, cadmium, chromium, bromine. laser-induced qualitative screening This is Part 7 SN/T 2003 series of standards. This section drafted in accordance with GB/T 1.1-2009 given rules. This section proposed and managed by the National Certification and Accreditation Administration Committee. This section was drafted by. People's Republic of China, Shenzhen CIQ. The main drafters of this section. Wu Jingwu, Liu Dong, Liu Zhihong, Liu Li, Li Bin, Yu Shuyuan Zhang Chu Fu, Li Feng all, Paul Song Liang, Chen Guijiang, Xu Weijia. The first part of the Department of Inspection and Quarantine issued by industry standards. Determination of electrical and electronic products, lead, mercury, cadmium, chromium, bromine Part 7. laser-induced qualitative screening Warning --- Laser Induced Breakdown Spectroscopy (LIBs) using a high intensity laser, the laser breakdown in the sample will produce a high brightness, etc. Ion, the use of the instrument must be observed during the manufacturer stated operational requirements.

1 Scope

SN/T 2003 This section specifies the electrical and electronic products, lead, mercury, cadmium, chromium, bromine laser induced breakdown spectroscopy qualitative screening methods. This section applies to electrical and electronic products, qualitative screening of lead, mercury, cadmium, chromium, bromine.

2 Method summary

The samples were prepared under the conditions of qualitative filter elements with laser-induced breakdown spectroscopy were determined to be collected to map Analysis to determine whether there is analyte based on the elements characteristic peaks.

3 Terms

The following terms and definitions apply to this document. 3.1 Laser-induced breakdown spectroscopy Laser-inducedbreakdownspectrometry; LIBs An instant high-energy laser bombardment items so bombarded to produce articles plasma emits a continuous spectrum and optical characteristics of the article Spectrum, the method according to the material characteristics of the excitation spectrum of the component analysis.

4 Instrument

4.1 Laser-induced breakdown spectroscopy, spectrometer operating conditions and parameters, see Appendix A. 4.2 cutting machine. 4.3 Freezer Mill. 4.4 mill. 4.5 tableting machine, the pressure of not less than 20t. 4.6 fusion machine.

5 Reagents and materials

Helium. purity of greater than 99.99%.

6 Test Procedure

6.1 Preparation of samples 6.1.1 Preparation of a homogeneous sample The product to be tested to split homogeneous sample, such as polymers, metal materials are substantially uniform homogeneous sample, in line with the size

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