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GB/T 43275-2023: Screening determination of certain elements of antimony, arsenic, barium, cadmium, chromium, lead, mercury and selenium in plastic for toys - Energy dispersive X-ray fluorescence spectrometry
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GB/T 43275-2023	English	229	Add to Cart	3 days [Need to translate]	Screening determination of certain elements of antimony, arsenic, barium, cadmium, chromium, lead, mercury and selenium in plastic for toys - Energy dispersive X-ray fluorescence spectrometry

GB/T 43275-2023: Screening determination of certain elements of antimony, arsenic, barium, cadmium, chromium, lead, mercury and selenium in plastic for toys - Energy dispersive X-ray fluorescence spectrometry

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ICS 97:200:50 CCSY57 National Standards of People's Republic of China Antimony, arsenic, barium, cadmium, chromium, lead, Screening and determination of mercury and selenium elements Energy dispersive X-ray fluorescence spectrometry Published on 2023-11-27 Implemented on 2023-11-27 State Administration for Market Regulation Released by the National Standardization Administration Committee

Foreword

This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting: Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents: This document is proposed by China Light Industry Federation: This document is under the jurisdiction of the National Toy Standardization Technical Committee (SAC/TC253): This document was drafted by: Guangzhou Customs Technology Center, Jiangsu Tianrui Instrument Co:, Ltd:, Mingmen (China) Children's Products Co:, Ltd:, Yike Testing and Certification Co:, Ltd:, Shantou Quality Supervision and Inspection Institute of Guangdong Province, Zhongjiayuan (Beijing) Testing and Certification Co:, Ltd:, Jiangsu Small Little Dinosaur Children's Products Group Co:, Ltd:, Jiaxing Xiaohuzi Vehicle Industry Co:, Ltd:, Shenzhen Institute of Metrology and Quality Inspection, Hebei Zhaocheng Inspection Service Co:, Ltd:, Beijing China Light Industry Certification Center Co:, Ltd: The main drafters of this document: Liu Chonghua, Ouyang Yu, Wu Min, Huo Juyuan, Luo Xiaofang, Chen Qinxue, Hu Xiaotong, Yang Jianying, Zhang Caihong, Zhou Dejie, Bi Mengfei, Zhai Sifan, Chen Guanqian, Ren Xiangying: Antimony, arsenic, barium, cadmium, chromium, lead, Screening and determination of mercury and selenium elements Energy dispersive X-ray fluorescence spectrometry Warning 1---X-rays are harmful to the human body: XRF users should be trained in the operation of XRF spectrometers and have operating skills knowledge of techniques and sampling: Please follow the safe use instructions provided by the manufacturer as well as national and occupational safety regulations and operate with caution: Warning 2---Personnel using this document should have practical experience in regular laboratory work: This document does not address all possible safety question: XRF users are responsible for taking appropriate safety and health measures and ensuring compliance with relevant national regulations:

1 Scope

This document describes the screening and analysis of eight elements: antimony, arsenic, barium, cadmium, chromium, lead, mercury, and selenium in toy plastics using energy dispersive X-ray fluorescence spectrometry: Screening methods and procedures for elements: This document is applicable to the screening of movable elements such as antimony, arsenic, barium, cadmium, chromium, lead, mercury and selenium in toy plastics, as well as the total amount of elements in toy plastics of screening:

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document: GB 6675:1 Toy Safety Part 1: Basic Specifications GB 6675:4 Toy Safety Part 4: Migration of Specific Elements

3 Terms and definitions

The terms and definitions defined in GB 6675:1, GB 6675:4 and the following apply to this document: 3:1 screeningscreening A test that compares test results to set limits to determine the presence of the element being measured and whether further analysis is needed program: [Source: GB/T 33352-2016,3:1] 3:2 A beam of X-rays or high-energy radiation is used to irradiate the sample to be tested, causing it to emit characteristic X-rays to conduct qualitative and quantitative analysis of the elements in the sample: Analysis methods can be divided into wavelength-dispersive X-ray fluorescence spectrometry and energy-dispersive X-ray fluorescence spectrometry: [Source: GB/T 33352-2016,3:3] 3:3 The atoms of the element to be measured in the sample are excited by X-rays or high-energy radiation, causing the transition of inner electrons and emitting a certain amount of energy at the same time: ...