PocketLaw | CFR 10 | Laboratories Certified by the Department of

Laboratories Certified by the Department of Health and Human Services

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Purpose.

Using certified laboratories for testing urine specimens.

Laboratory personnel.

Procedures.

Assuring specimen security, chain of custody, and preservation.

Cutoff levels for validity testing.

Cutoff levels for drugs and drug metabolites.

Testing split specimens and retesting single specimens.

Quality assurance and quality control.

Blind performance testing.

Reporting Results.