How to Complete a Chain of Custody

A Chain of Custody (CoC) is a document used by our customers to outline their requirements when submitting samples.  This document assists in clarifying the analysis requested by you , our customer, and in some cases is a legal requirement.  We have versions of this document available for download on our website.

I have prepared a short video to describe how to complete this form:

How to Complete a Chain of Custody

If any questions please do not hesitate to contact us at [email protected]