Infographics
The Positivity Rate of Fentanyl in Human Meconium Specimens by Using a Developed and Validated Qualitative Method
To view larger image, click here.
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
Newsletters, Posters, and Catalogs
Our print materials will keep you up to date on the latest news in drug and alcohol testing.
Request Your Collection Supplies
For your convenience, USDTL provides test collection supplies at no additional charge.
