§ 40.181 - What does the second laboratory do with the split specimen when it is tested to reconfirm a substituted test result?

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§ 40.181 What does the second laboratory do with the split specimen when it is tested to reconfirm a substituted test result?
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Link to an amendment published at 88 FR 27646, May 2, 2023.
As the laboratory testing the a urine 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)88.
[73 88 FR 3597327646, June 25May 2, 20082023]

                    
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§ 40.181 - What does the second laboratory do with the split specimen when it is tested to reconfirm a substituted test result?

§ 40.181 What does the second laboratory do with the split specimen when it is tested to reconfirm a substituted test result?

Cross Reference