Drug testing specimen procedures are critical to ensuring fair and reliable results. Here are the answers to your questions regarding our urine specimen collection and dilution protocols.
Tag : Drug Test Results
The science behind positive dilute drug tests
Despite the number of people who try, cheating on drug tests is not as easy as it might seem. Most diluted samples still come back positive. Learn more
Non-Negative Results: What do they mean?
A non-negative specimen is not the same as a positive specimen. A drug test result is categorized as positive if testing indicates the presence of a targeted drug or its metabolite at a level above the minimum cut-off. However, a non-negative specimen also does not clearly indicate that the test subject has not used prohibited drugs.
