To download and print a copy of our fillable Chain of Custody (COC) pdf file, please click here: Chain of Custody.

For air sample collection, please use our Air Chain of Custody.

Please note: A completed and signed Chain of Custody (CoC) Form must accompany samples delivered to Vista Analytical Laboratory.  Chain of Custody requires hand signatures from the sampler and the laboratory on the printed COC copies.  Please ensure a copy of the Chain of Custody is printed, filled out completely, and packaged with each set of samples submitted.

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