GA/T 1952-2021 English PDF

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GA/T 1952-2021: Forensic sciences - Specifications for identification of questioned bills and certifications
Status: Valid

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Basic data

Standard ID: GA/T 1952-2021 (GA/T1952-2021)
Description (Translated English): Forensic sciences - Specifications for identification of questioned bills and certifications
Sector / Industry: Public Security (Police) Industry Standard (Recommended)
Classification of Chinese Standard: A92
Word Count Estimation: 7,760
Issuing agency(ies): Ministry of Public Security

GA/T 1952-2021: Forensic sciences - Specifications for identification of questioned bills and certifications

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Forensic sciences - Specifications for identification of questioned bills and certifications ICS 13.310 CCSA92 People's Republic of China Public Safety Industry Standards Forensic Science Ticket Inspection 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" drafted. 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. Criminal Science and Technology Research Institute of Dalian Public Security Bureau, China Criminal Police Academy, Physical Evidence Identification Center of Ministry of Public Security, Beijing Beijing Entry-Exit Frontier Inspection Station, Heilongjiang Provincial Public Security Department Criminal Technology Corps, Tianjin Public Security Bureau, Shanghai Public Security Bureau Physical Evidence Identification Center, Shan East Provincial Public Security Department Physical Evidence Identification Center, Yantai Municipal Public Security Bureau Criminal Science and Technology Research Institute, Liaoning Provincial People's Procuratorate, Liaoning Provincial Public Security Department Criminal Technical team. The main drafters of this document. Yu Bo, Cui Lan, Hao Hongguang, Zhang Jing, Han Xingzhou, Liu Zhuo, Yan Haiqian, Liu Cunxiao, Zhao Yuanxiang, Li Ming, Wang Wei, Han Wei, Wang Lishu, Xu Shiguo, Liu Weiguo, Guo Yuning, Dou Zhi. Forensic Science Ticket Inspection Specification

1 Scope

This document specifies the identification points, inspection methods, preliminary preparations, inspection procedures, and identification intentions of common anti-counterfeiting technologies for tickets in the field of forensic science. See, inspection records, copies of inspection materials, identification documents. This document applies to the examination of documents and documents 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 Identification points of common anti-counterfeiting technologies for tickets 4.1 Identification points for anti-counterfeiting of printed materials 4.1.1 Identification points of material anti-counterfeiting Visual inspection, optical inspection, microscopic inspection, magnetic inspection, composition analysis, etc. It can identify scientifically sensitive paper, cover material, watermark, security thread, security fiber, anti-counterfeiting sheet, etc. 4.1.2 Identification points of ink anti-counterfeiting Ultraviolet fluorescent inks, light-emitting inks that can be used for anti-counterfeiting of inks by visual inspection, optical inspection, microscopic inspection, magnetic inspection, composition analysis, etc. Variable ink, temperature variable ink, photochromic ink, metamer ink, magnetic ink, penetrating ink, anti-Stokes ink, anti-tampering ink, etc. to identify. 4.2 Identification points of printing process anti-counterfeiting 4.2.1 Identification points of special printing technology anti-counterfeiting It can use visual inspection, microscopic inspection and other methods to prevent counterfeit embossing printing, rainbow printing (also known as cross-color printing, spacer printing, etc.) for special printing technology. Color printing, color matching printing, one-time multi-color printing), wiring printing, microprinting, etc. 4.2.2 Identification points of image and text anti-counterfeiting It can use visual inspection, optical inspection, microscopic inspection and other methods to detect the latent image image, flower pattern, guilloche pattern, deformation map of image and text anti-counterfeiting Text, anti-copy graphics, split lines, special dots, hidden graphics, security internal printing, anti-reveal graphics, embossed graphics, special fonts, etc. ......

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