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Make sure your investigation has legal chain of custody

It is arson awareness and here is our third blog for arson investigators. One of the most important parts of a successful arson investigation and potential conviction (other than having video or photographic evidence of the arsonist) is the collection of samples and identifying the presence of an ignitable liquid...

BY Court Sandau arson

Don’t let matrix get in your way

We recently discussed the issue of matrix and how the other stuff in your fire debris sample can be problematic for the laboratory in identifying ignitable liquid residue in your evidence samples.

BY Court Sandau arson

Matrix is your enemy – in fire debris collection for arson investigations

This week is arson awareness week.  I have been working on arson investigations and the collection and analysis of fire debris samples for over 10 years. I was brought into the field of work by happenstance, and it has been an amazing experience applying legal and environmental forensic chemistry to the field of...

BY Court Sandau arson

Three reasons why GCxGC should be used for arson investigations

 

 

 

This month, our team at Chemistry Matters Inc. were able to share some of our knowledge through a peer reviewed publication that was published in a scientific journal called Forensics International.  The paper describes the use of comprehensive two-dimensional chromatography (GCxGC) for fire debris...

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