Crime scene DNA: anti-contamination guidance

Guidance on how to avoid contaminating DNA evidence at crime scenes.


Control and avoidance of contamination in crime scene examination involving DNA evidence recovery

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This document provides guidance on how to control and avoid the introduction of DNA, or biological material containing DNA, to an exhibit at or after the point when a controlled forensic process starts, particularly during scene examination.

Published 12 July 2016
Last updated 11 September 2020 + show all updates
  1. Updated guidance and improved accessibility of PDF.

  2. First published.