CW Chain of Custody Form
The chain of custody form must be completed, signed and should accompany any samples submitted for testing. For official compliance testing, please reach out to the lab to schedule a sampling event.
Sample Size Requirements
Submitting the proper sample size is necessary in order to ensure the lab is able to perform all requested tests.
Best Practices for Sampling Procedures
Proper representative sampling is critical to obtaining accurate data. Your test results are only as good as your sampling!