49 CFR 40.181 - What does the second laboratory do with the split specimen when it is tested to reconfirm a substituted test result?
As the laboratory testing the split specimen, you must test the split specimen using the confirmatory tests for creatinine and specific gravity, and using the confirmatory criteria set forth in § 40.93(b).
[73 FR 35973, June 25, 2008]
Title 49 published on 2013-10-01
no entries appear in the Federal Register after this date.