GB/T 43635-2024
Forensic Science DNA Laboratory Testing Specifications (English Version)
- Standard No.
- GB/T 43635-2024
- Language
- Chinese, Available in English version
- Release Date
- 2024
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 43635-2024
- Introduction
National Standard of the People's Republic of China GB/T 43635-2024
Specifications for Forensic Science DNA Laboratory Testing
1. Scope and applicability of the standard
This standard specifies the basic requirements for DNA laboratory testing in the field of forensic science and is applicable to laboratories engaged in forensic evidence testing.
2. Normative references
Document number Document name Scope of application GB/T 6682 Specifications and test methods for water used in analytical laboratories Quality requirements for laboratory water GB/T 27025 General requirements for the competence of testing and calibration laboratories Laboratory quality management GA/T 1972 Terminology for forensic evidence examination Professional terminology specification
3. General laboratory requirements
Laboratory personnel, environment, methods, equipment and reagents should meet the requirements of GB/T 43633.
- Safety protection:Effective measures should be taken to protect personnel during the inspection process, and hazardous waste management should be done well.
- Water quality requirements:The water used should be first-class water in accordance with GB/T 6682.
4. Inspection process and technical points
Inspection steps Key technology Precautions Preliminary test Tetramethylbenzidine test, luminol test, etc. Ensure that the nature of the sample is confirmed correctly. DNA extraction Organic solvent method, magnetic bead method, CTAB method and other methods. Avoid contamination and strictly control the purity of reagents. Quantitative analysis Real-time fluorescence quantitative PCR method is the mainstream technology. Ensure the accuracy and repeatability of the standard curve.
5. Implementation Suggestions
To ensure the efficiency and accuracy of laboratory testing, it is recommended that:
- Equipment selection:Give priority to fully automatic DNA testing equipment to reduce human errors.
- Staff training:Regularly organize professional training for technical personnel to ensure familiarity with the latest testing methods and technologies.
- Quality control:Establish internal and external quality control systems to ensure the reliability of test results.
GB/T 43635-2024 history
- 2024 GB/T 43635-2024 Forensic Science DNA Laboratory Testing Specifications
