Diluted urine occurs when there's too much water in the urine. It means the urine's concentration is weak. As a result, the tester will be unable to properly detect the presence of drugs in the urine.
How long does your pee stay diluted?
Internal Adulteration Drinking large volumes of just about any non-toxic water-based liquid will dilute urine. Drinking two or three 12-ounce glasses of water at the same time can produce 10-fold diluted urine within only half an hour and the dilution effect may last for hours.
Do you have to retake a negative dilute drug test?
According to DOT, only one recollection is allowed, and the second collection becomes the recorded result – even if it is another negative dilute. In other words, you are not permitted to require the employee to take an additional test.
What happens with a negative dilute drug test?
So, in short, a negative dilute result means that the donor was exceptionally hydrated at the time of the test; and the urine, and everything else it contained, was diluted. What's tricky with a negative dilute test result is that it's unknown why the concentration of the specimen was dilute.
How do you make a urine drug test invalid?
Adding chemicals to their sample urine Some known chemicals include, salt, soap, bleach, peroxide and eye drops. Most drug testing machines have the ability to detect specimens with chemicals, tagging them as invalid. However, not all adulterants are detected.
What makes a drug test come back inconclusive?
Drug test results can be inconclusive if the sample is diluted. An inconclusive or diluted drug test result could be a sign that the sample was tampered with, raising suspicion of whether the employee is attempting to avoid detection of drugs by “cleaning out their system.”Apr 13, 2017