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GA/T 1958-2021: Forensic sciences - Specifications for examination of the sequence between stamps and strokes
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Forensic sciences - Specifications for examination of the sequence between stamps and strokes
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GA/T 1958-2021
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Basic data | Standard ID | GA/T 1958-2021 (GA/T1958-2021) | | Description (Translated English) | Forensic sciences - Specifications for examination of the sequence between stamps and strokes | | Sector / Industry | Public Security (Police) Industry Standard (Recommended) | | Classification of Chinese Standard | A92 | | Word Count Estimation | 7,727 | | Issuing agency(ies) | Ministry of Public Security | GA/T 1958-2021: Forensic sciences - Specifications for examination of the sequence between stamps and strokes
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Forensic sciences - Specifications for examination of the sequence between stamps and strokes
ICS 13.310
CCSA92
People's Republic of China Public Safety Industry Standards
Forensic Science Zhumo Timing Test Specification
Published on 2021-10-14
2022-05-01 Implementation
Published by the Ministry of Public Security of the People's Republic of China
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 of Standardization Documents"
Drafting.
Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by the National Criminal Technology Standardization Technical Committee Document Inspection Sub-Technical Committee (SAC/TC179/SC10) and
focal point.
This document is drafted by. Guangdong Provincial Public Security Department, Ministry of Public Security Material Evidence Identification Center, China Criminal Police Academy, Chinese People's Public Security University,
Shanghai Public Security Bureau, Anhui Provincial Public Security Department, Guangdong Police Academy, Hubei Police Academy, Shenzhen Public Security Bureau.
The main drafters of this document. Hu Yingmei, Han Xingzhou, Li Biao, Chen Weina, Wang Changliang, Fang Fang, Jia Xiaoguang, Li Jiangchun, Shi Qin, Feng Mingshuai,
Pay Lei.
Forensic Science Zhumo Timing Test Specification
1 Scope
This document specifies the preliminary preparations, inspection procedures, appraisal opinions, inspection records, and inspection materials review of the Zhu Mo time series inspection in the field of forensic science.
Production and identification documents.
This document applies to the Zhumo timing test in the field of forensic science.
2 Normative references
There are no normative references in this document.
3 Terms and Definitions
There are no terms and definitions that need to be defined in this document.
4 Preliminary preparation
4.1 Understand the basic situation of the case.
4.2 Review the name, quantity, character, etc. of the inspection materials.
4.3 Understand the formation methods, tools, etc.
4.4 Understand the original identification.
4.5 Audit and identification requirements.
5 Inspection procedures
5.1 Analysis of test materials
5.1.1 Analyze the ink marks on the test material and the formation of the blots.
5.1.2 Analysis and inspection material inspection conditions.
a) If the inspection material does not meet the inspection conditions, the inspection may be terminated;
b) If the inspection material meets the inspection conditions, continue the inspection according to 5.2.
5.2 Choosing an inspection method
5.2.1 Principles of method selection
Method selection principles include.
a) Lossless first, then lossy;
b) If a destructive inspection method is used, the consent of the entrusting unit shall be obtained, and a preliminary experiment shall be carried out if necessary;
c) If a destructive inspection method is selected, a detailed micrograph of the inspection site should be taken before the inspection;
d) Multiple inspection methods should be selected for inspection and mutual verification.
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