Keystone Labs Sample Submission Chain of Custody Controlled Substances.doc 2026

1. Click ‘Get Form’ to open it in the editor.
2. Begin by filling out the 'Contact and Client Tracking Information' section. Enter your first name, last name, email, address, telephone number, city, province, postal code, and the Keystone Labs job number assigned upon sample receipt.
3. Specify the tests required for your samples by checking the appropriate boxes under 'Test Required'. If multiple tests are needed for a sample, indicate this in the designated space.
4. In the 'Sample Name and Specification' section, clearly state the name of each sample as it should appear on the Testing Summary. Include any additional specifications or information in the provided area.
5. Complete any additional information that may be pertinent regarding sample handling or hazards in the 'Additional Information' section. If more space is needed, note that additional pages are attached.
6. Finally, sign where indicated to confirm that all information is accurate and you agree to any applicable costs associated with testing and handling.

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