49 CFR Subpart H - Split Specimen Tests
- § 40.171 How does an employee request a test of a split specimen?
- § 40.173 Who is responsible for paying for the test of a split specimen?
- § 40.175 What steps does the first laboratory take with a split specimen?
- § 40.177 What does the second laboratory do with the split specimen when it is tested to reconfirm the presence of a drug or drug metabolite?
- § 40.179 What does the second laboratory do with the split specimen when it is tested to reconfirm an adulterated test result?
- § 40.181 What does the second laboratory do with the split specimen when it is tested to reconfirm a substituted test result?
- § 40.183 What information do laboratories report to MROs regarding split specimen results?
- § 40.185 Through what methods and to whom must a laboratory report split specimen results?
- § 40.187 What does the MRO do with split specimen laboratory results?
- § 40.189 Where is other information concerning split specimens found in this regulation?