Subpart F a Drug Testing Laboratories 40.81 What laboratories may be used for DOT drug testing? ... 40.85 What drugs do laboratories test for? ... 40.99 How long does the laboratory retain specimens after testing? ... 40.137 On what basis does the MRO verify test results involving marijuana, cocaine, amphetamines, or POP? ... 40.175 What steps does the first laboratory take with a split specimen?
|Title||:||Title 49 2009 Secretary of Transportation (Parts 1-99)|
|Author||:||Code of Federal Regulations|
|Publisher||:||ProStar Publications - 2009-10-01|