10 CFR Subpart G
Laboratories Certified by the Department of Health and Human Services
June 9, 2020
§
26.151
Purpose
§
26.153
Using certified laboratories for testing urine specimens
§
26.155
Laboratory personnel
§
26.157
Procedures
§
26.159
Assuring specimen security, chain of custody, and preservation
§
26.161
Cutoff levels for validity testing
§
26.163
Cutoff levels for drugs and drug metabolites
§
26.165
Testing split specimens and retesting single specimens
§
26.167
Quality assurance and quality control
§
26.168
Blind performance testing
§
26.169
Reporting Results
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