CCDG (Chicago Chromatography Discussion Group) Presentation
Demethylated Metabolites of Oxycodone and Hydrocodone in Hair and Nail Specimens by Amy Alexander
Direct Alcohol Biomarkers - EtG and PEth Webinar
Direct Biomarkers of Alcohol Use by Dr. Adam Negrusz
Follow a Fingernail Specimen Through the Lab by Joseph Jones
Marijuana in Hair & Fingernail Webinar
Maternal Marijuana Use by Joseph Jones
Methamphetamine and Amphetamine in Matching Nail and Hair Samples by Dr. Irene Shu
The Impact of Neonatal Abstinence Syndrome on One West Virginia Community by Dr. Loudin
The Importance of Following Forensic Principles in Newborn Drug Testing by Dr. Irene Shu
Umbilical Cord Drug Testing: A Discussion of Prevalent Issues
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Umbilical Cord Collection Training Video
The Future of Hair Testing
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Latest Press Releases
Update to Meconium Collection Update to Meconium Collection
To help you have the best possible solutions that science can offer, we are consistently evaluating our processes to keep them ahead of the curve. As science progresses, so do our capabilities. Because of such progress, we have some important updates to the meconium collection process.
Report Change Notification Report Change Notification
Effective July 18, 2016, USDTL will be implementing a new way of reporting quantitative results. In order to satisfy accreditation requirement, the concentrations of drugs exceeding the Upper Limit of Quantification (ULOQ) for any given drug will be reported as > ULOQ (greater than ULOQ). The ULOQ will be provided.
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For your convenience, USDTL provides test collection supplies at no additional charge.