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GB/T 19626-2025General technical requirements of DNA anti-counterfeiting technical products (English PDF)

DNA防伪技术产品通用技术要求

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

August 1, 2025

Implementation date

February 1, 2026

Scope

GB/T 19626-2025 is the English-translated version of DNA防伪技术产品通用技术要求.

GB/T 19626-2025 is the Chinese national standard covering marks that carry a DNA sequence as their secret — the product categories, the strength as total sequence length, the number of distinct sequences, uniqueness of identity and non-transferability, the identification performance, the stability and the environments of use, the acute oral toxicity and genotoxicity limits for a label that ends up on goods people handle, the security of the sequence data, and the sequencing methods used to read it back. It replaces GB/T 19626-2005. In force from 1 February 2026. Issued on 1 August 2025, it has been in force since 1 February 2026, replacing GB/T 19626-2005.

Document preview — GB/T 19626-2025

National Standard of the People's Republic of China

ICS
13.310
Classification
A 90
Replacing
GB/T 19626-2005

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Contents

  • PrefaceIII
  • 1 Scope1
  • 2 Normative references1
  • 3 Terms and Definitions1
  • 4 Categories2
  • 5 Anti-counterfeiting technical requirements3
  • 6 Test Method4
  • References7

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.

This document replaces GB/T 19626-2005 "General Technical Requirements for DNA Anti-Counterfeiting Technology Products" and is In addition to structural adjustments and editorial changes, the main technical changes are as follows.

a) The terms “genome”, “gene”, “polymerase chain reaction”, “infectivity”, “matrix”, “DNA sequence uniqueness” and “base pair” have been deleted.

Terms and definitions (see 3.2, 3.3, 3.5, 3.8, 3.10, 3.13 and 3.15 of the 2005 edition);

b) Changed the terms “DNA anti-counterfeiting technology product”, “sequence”, “acute oral toxicity”, “genotoxicity”, “primer”, “test product”, “standard sample” Terms and definitions of "product" and "stability" (see 3.2, 3.3, 3.4, 3.5, 3.6, 3.7, 3.8, 3.9, 2005 edition 3.4, 3.6, 3.7, 3.9, 3.11, 3.12, 3.14, 3.16);

c) Added the term and definition of “DNA anti-counterfeiting identification feature” (see 3.2);

d) The “anti-counterfeiting strength requirements for DNA anti-counterfeiting technology products” have been changed to the total length of the DNA sequence, the number of DNA sequences with different sequences, and the number of DNA sequences with different sequences.

Four requirements. quantity, uniqueness of identity, and non-transferability (see 5.1, 2005 edition);

e) Deleted “Anti-counterfeiting technology products should have unique identity” (see 5.2 of the 2005 edition);

f) Modified the “DNA Anti-Counterfeiting Technology Product Identification Performance Indicators” (see 5.2, 5.4 of the 2005 edition);

g) Modified the “Stability requirements for DNA anti-counterfeiting technology products” (see 5.3.1, 5.3 of the 2005 edition);

h) Changed the "Environmental requirements for the use of DNA anti-counterfeiting technology products" (see 5.3.2, 5.6 and 5.10.5 of the 2005 edition);

i) "Technical security and confidentiality" has been changed (see 5.4, 5.7 of the 2005 edition);

j) Deleted “Safe Use Period of DNA Anti-Counterfeiting Technology Products” (see 5.8 of the 2005 edition);

k) Modified the “DNA Testing Requirements” (see 5.5, 5.9 of the 2005 edition);

l) "Test methods" has been changed (see Chapter 6, Chapter 6 of the 2005 edition);

m) "Acceptance Rules" was deleted (see Chapter 7 of the 2005 edition);

n) “Identification, packaging, transportation and storage” has been deleted (see Chapter 8 of the 2005 edition).

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 is proposed and coordinated by the National Anti-Counterfeiting Standardization Technical Committee (SAC/TC218).

This document was drafted by: Ministry of Public Security Identification Center, China Anti-Counterfeiting Industry Association, China Quality Inspection and Testing Science Research Institute, Thermo Fisher Scientific Technology (China) Co., Ltd., Guangzhou Sanrui Medical Equipment Co., Ltd.

The main drafters of this document are: Ma Wenhua, Tian Xuemei, Luo Jun, Hu Sheng, Xing Ranran, Zhao Lei, Chen Ying, Yan Ran, Ma Jiqiang, Zhang Jiukai, and Shu Wenping.

The previous versions of this document and the documents it replaces are as follows.

— First published in 2005 as GB/T 19626-2005;

— This is the first revision.

1 Scope

This document specifies the product classification and technical requirements of DNA anti-counterfeiting technology products and describes the corresponding test methods.

This document applies to the research and development, design, production, inspection, evaluation and acceptance of various types of DNA anti-counterfeiting technology products.

2 Normative references

GB 15193.3

GB 15193.12

GB/T 17002

GB/T 30989

GB/T 34265

GB/T 43635

3 Terms and Definitions

The following terms and definitions apply to this document.

3.1

Anti-counterfeiting technology products that use the unique DNA genetic information of organisms for identification.

3.2

Genetic information such as the DNA double helix structure and specific base sequences serve as the unique identifier of DNA anti-counterfeiting technology products.

3.3 sequence

The primary structure of DNA, formed by bases arranged in a specific order, is used as a DNA anti-counterfeiting identification feature (3.3).

3.4 Acute oral toxicity

Toxic effects that occur in experimental animals in the short term after the test substance is administered orally once or multiple times within 24 hours.

[Source. GB 15193.3-2014, 2.1]

3.5 Genotoxicity

Organisms undergo gene mutations, chromosome structural aberrations, and other DNA or gene changes under the influence of chemicals and other environmental factors.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Editions of GB/T 19626

EditionTitleRevisionStatus
GB/T 19626-2025General technical requirements of DNA anti-counterfeiting technical productscurrent editionCurrent
GB/T 19626-2005General technical requirements of DNA Anti-counterfeit technical productsprevious editionIn force

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