Resources for Testing Adult & Children
As a client-focused laboratory, it is imperative that we continue to develop an ease of accessibility and navigation within our website in efforts to provide our clients with the most up-to-date resources and education pertaining to our testing services.
Use these resources to enhance your knowledge, and share with your colleagues and other organizations.
Follow Us for Toxicology Resources
The best way to keep up with our information is to follow us on our social media, sign up for our newsletter, and check out our website.
YouTube
Relevant Specimen Information and Resources
YouTube is the best place to go to keep up with our animations, research presentations, and webinars. We also started releasing YouTube shorts so you can learn in a faster time!
In the video below, we give answers to our most asked questions: How much has someone used? When did they last use? How often are they using?
Social Media
We use LinkedIn and Facebook for promoting anything surrounding substance use toxicology. Follow us for trending drug and drug testing related news, events, awareness days and more.
Website/Blog
Our website is the best place to get to know us. Go through the catalog of our blog posts, drug panels, and everything else we have to offer!
Other Useful Resources
Latest News in Innovative Alcohol and Other Drug Adult & Child Testing
USDTL Adult Child Testing Services Catalog
Why Use the Chain of Custody and Control Form Barcode Sticker?
Latest News in Innovative Alcohol and Other Drug Adult & Child Testing
How to Avoid Specimen Rejections and Quantity Not Sufficient
HAIR SPECIMEN
SPECIMEN TYPE: WINDOW OF DETECTION:
Head Hair Up to 3 Months
Body Hair Up to 12 Months
(Facial or Beard, Under Arm, Leg, Pubic)
Head Hair ETG Up to 3 Months
Hair Specimen Recommendations
MATRIX: Hair RECOMMENDED AMOUNT:
Hair 5-9 Panel Testing 100mg
Hair ETG Panel 100mg
Hair 10-20 Panel Testing 150mg or more
Hair Drug Panel + ETG 150mg or more
Hair Collection Resources
- Hair Drug Panels
- Hair Collection Video
- Hair Collection Instructions
- Hair Collection Instruction Slides
- Hair Collection Tips
- Hair Fact Sheet
NAIL SPECIMEN
SPECIMEN TYPE: WINDOW OF DETECTION:
Finger Nail Up to 6 Months
Toe Nail Up to 10-12 Months
Finger Nail ETG Up to 3 Months
Nail Specimen Recommendations
MATRIX: NAIL RECOMMENDED AMOUNT:
Nail 5-9 Panel 100 mg
Nail ETG Panel 100mg
Nail 10-20 Panel Testing 150mg or more
Nail Drug Panel + ETG 150mg or more
Nail Collection Resources
- Nail Drug Panels
- Nail Collection Video
- Nail Collection Instructions
- Nail Collection Instruction Slides
- Nail Collection Tips
- Nail Fact Sheet
BLOOD SPECIMEN
SPECIMEN TYPE: WINDOW OF DETECTION:
Whole Blood 2-4 Weeks
Blood Spot 2-4 Weeks
Blood Specimen Recommendations
MATRIX: BLOOD RECOMMENDED AMOUNT:
Blood-Whole Blood (PEth) 5 Milliliters (Grey top tube)
Blood-Spot (PEth) 5 Full Spots
Blood Collection Resource
- PEth DBS Collection Video
- PEth DBS Collection Instructions
- PEth Whole Blood Collection Instructions
- PEth DBS Collection Tips
- PEth Fact Sheet
URINE SPECIMEN
SPECIMEN TYPE: WINDOW OF DETECTION:
Urine 2-3 Days
Urine ETG/ETS 2-3 Days
Urine Specimen Recommendations
MATRIX: URINE RECOMMENDED AMOUNT:
Urine 5-18 Panel 10 ML or more
Urine Collection Resource
Have Questions?
Contact us at 800-235-2367 or click here!
Contact USDTL
1.800.235.2367
Client Services
Business Hours (CT)
Mon.-Fri. 7am-6pm
Sat. 8am-5pm
Holidays Closure
New Year's Day
Memorial Day
Independence Day
Labor Day
Thanksgiving Day
Christmas Day
Request Your Collection Supplies
For your convenience, USDTL provides test collection supplies at no additional charge.
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Our print materials will keep you up to date on the latest news in drug and alcohol testing.

