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Steven Avery & Brendan Dassey— Case Archive
evidenceevidencephysicalSteven AveryQ-48On Day 20, Janine Arvizu confirmed that no EDTA was detected in Q-48 in either positive or negative ion mode.
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Physical Evidence

Q-48

On Day 20, Janine Arvizu confirmed that no EDTA was detected in Q-48 in either positive or negative ion mode.

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Also known as (1)
  • Q-48 bloodstain from a CD case in Teresa Halbach's RAV4

About

Q-48 was one of three RAV4 extracts whose EDTA non-detection was contrasted with EDTA detected in a sample associated with Avery's preserved blood tube; Arvizu did not accept that the comparison established a general detection capability for unknown stains.

Trial Record (1)