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GA/T 2144-2024: Forensic sciences - Guidelines for examination of accelerants and residues in fire cases
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GA/T 2144-2024: Forensic sciences - Guidelines for examination of accelerants and residues in fire cases

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ICS 07.140 CCSA92 Public Security Industry Standard of the People's Republic of China Common combustion accelerants and their application in forensic fire cases Technical Guidelines for Residue Testing 2024-11-01 Implementation The Ministry of Public Security of the People’s Republic of China issued

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was submitted by the Criminal Investigation Bureau of the Ministry of Public Security. This document is under the jurisdiction of the National Technical Committee on Criminal Technology Standardization (SAC/TC179). This document was drafted by. Ministry of Public Security Identification Center, China Criminal Police College, China People's Public Security University, Tianjin Public Security Bureau, Shanghai Public Security Bureau, Heilongjiang Provincial Public Security Department, Shandong Provincial Public Security Department, Hunan Provincial Public Security Department, Guangdong Provincial Public Security Department, Shaanxi Provincial Public Security Department, Xinjiang Production and Construction Corps Group Public Security Bureau. The main drafters of this document are. Liu Zhanfang, Zhu Jun, Zhou Zheng, Zhao Pengcheng, Jin Jing, Tao Ying, Zhao Xiaolei, Zhang Dalei, Hao Suyuan, Wu Hai, Wang Yixuan, Wu Chuang, Zhong Lei. Common combustion accelerants and their application in forensic fire cases Technical Guidelines for Residue Testing

1 Scope

This document specifies the terms and definitions, technical procedures and procedures for the examination of common accelerants and their residues in fire-related cases in the field of forensic science. method. This document is applicable to the inspection of common combustion aids and their residues in fire-related cases in the field of forensic science, and can be used as a reference in other fields.

2 Normative references

The contents of the following documents constitute essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 13966 Terminology of analytical instruments GB/T 14666 Terminology of Analytical Chemistry GB/T 24572.1 Laboratory extraction method for flammable liquid residues at fire scene Part 1.Solvent extraction method GB/T 24572.2 Laboratory extraction method for flammable liquid residues at fire scene Part 2.Direct headspace injection method GB/T 24572.3 Laboratory extraction method for flammable liquid residues at fire scene Part 3.Activated carbon adsorption method GB/T 24572.4 Laboratory extraction method for flammable liquid residues at fire scene Part 4.Solid phase microextraction GB/T 24572.5 Laboratory extraction method for flammable liquid residues at fire scene Part 5.Purge and trap method GB/T 40991 Methods for the extraction and packaging of trace evidence GA/T 242 Terminology for physical and chemical examination of trace evidence in forensic science GA/T 908 Extraction and packaging methods for trace evidence - Flammable liquid residues GA/T 1425 Forensic science kerosene and diesel testing - solvent extraction gas chromatography/mass spectrometry GA/T 1515 Forensic science gasoline residue extraction and testing solid phase microextraction-gas chromatography-mass spectrometry GA/T 1941 Forensic science - Gas chromatography-mass spectrometry for heavy mineral oil testing GA/T 2075.1 Forensic science - Test for common flammable liquids and their residues - Part 1.Solvent extraction - Gas chromatography/mass spectrometry Spectrum GA/T 2075.2 Forensic science - Test for common flammable liquids and their residues - Part 2.Purge and trap - Gas chromatography/mass spectrometry Spectrum GA/T 2075.3 Forensic science - Test for common flammable liquids and their residues - Part 3.Thermal desorption - gas chromatography/mass spectrometry

3 Terms and definitions

GB/T 13966, GB/T 14666, GB/T 40991, GA/T 242, GA/T 1941 and GA/T 2075.1~2075.3 define The following terms and definitions apply to this document. 3.1 Accelerant A combustible or oxidizing agent that can accelerate the combustion of a substance. ...