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New data from researchers at USDTL shows that propofol use can be detected in urine samples for as long as 28 days following low-dose anesthesia.
We are proud to announce that we are the first laboratory in the world to be ISO/IEC 17025 accredited for drug and alcohol testing in umbilical cord, fingernail, and toenail specimens. On September 4, 2015, USDTL attained ISO/IEC 17025 accreditation showing full compliance with the international testing standards. We have received our accreditation from ANSI-ASQ National Accreditation Board, demonstrating technical competence in the field of forensic testing. The scope of our ISO/IEC 17025 accreditation encompasses all specimen types and methods of analysis utilized in our laboratory.
Des Plaines, IL - United States Drug Testing Laboratory, Inc. (USDTL), a forensic laboratory specializing in drug and alcohol testing using advanced specimens, has released a new assay to detect zolpidem (Ambien®) use in fingernail and hair specimens. Previously available only in urine and oral-fluid specimens, zolpidem testing in fingernails and hair offers forensic drug testing professionals new, powerful tools to meet their drug testing needs.