Drug and Alcohol Testing Q&A - 2009

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Re: Phenobarbital

From: Harold Brandt
Password: orange
Date: 10 Aug 2009
Time: 13:42:10 -0700
Remote Name: 70.211.91.111

Comments

Yes the phenobarbital was GCMS certified. From what I was able to read butalbitol does not usually cause false positive phenobarbital at the GCMS level...Is that correct?