Collecting DNA Evidence at Property Crimes
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Dry Stains on Absorbent Surfaces

Home > 3. Evidence Collection > Dry Stains on Absorbent Surfaces

Collection procedures for dry stains on absorbent surfaces (examples: wood frame and carpet) are as follows:

  • Cut out the stained area and package in paper.
  • Collect a portion of the unstained area as a control sample.
  • Package and label each sample separately.
Shaving dry blood off an absorbent surface - wood

Shaving dry blood off an absorbent surface

Image courtesy of Kansas Bureau of Investigation

Video camera

Click here for a video demonstration of collecting a dry stain on an absorbent surface.

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