FAQs

 

What is the detection window for oral fluid?

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A sample of 1 milliliter can identify usage over the previous 12 hours to 48 hours for most drugs and alcohol.

 

How do I collect oral fluid?

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USDTL uses the Quantisal collection device for lab-based testing. The paddle indicator will turn blue when enough fluid is collected.

 

For Collection Instructions click here.