Urine Resources
Urine Resources
Urine Drug Testing Urine Drug Panels Urine Collection Instructions
Urine Videos
Urine Infographics
Urine Poster Presentations
Urine Articles
Clients Receive Custom Solutions with USDTL 01-Jan-2010
Urine Announcements
Expanding Testing Options: Psilocin and Bufotenine
06-Jan-2025
We are announcing the addition of psilocin and bufotenine to our urine drug testing. These psychoactive substances can be ordered as an individual test or an add-on to any urine drug panel beginning January 6, 2025.
18-Apr-2016
Quantity Not Sufficient (QNS) Explained
02-Mar-2016
Cutoffs for Antihistamine Drugs in Urine Lowered
02-Aug-2015
USDTL Urine Research
USDTL Assisted Urine Research
Expressive and Receptive Language Functioning in Preschool Children with Prenatal Cocaine Exposure 01-Oct-2004
View All USDTL Assisted Research
Foundational Urine Research
View All Foundational Research
Urine White Papers
Urine FAQs
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Contact USDTL
1.800.235.2367
Client Services
By Phone: 1.800.235.2367
Business Hours (CST)
Monday....................7am-7pm
Tuesday....................7am-7pm
Wednesday.............7am-7pm
Thursday..................7am-7pm
Friday........................7am-7pm
Saturday...................8am-5pm
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Our print materials will keep you up to date on the latest news in drug and alcohol testing.
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For your convenience, USDTL provides test collection supplies at no additional charge.