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Employer drug testing kits are a convenient and economical method that employers and organizations can use to determine if current employees or job […]

The Clinical Laboratory Improvement Amendments were established in 1988 as a set of guidelines to specify which drug tests are to be CLIA-waived […]

What is the meaning of “cross reactivity” in drug testing? Cross reactivity occurs when an unrelated but structurally similar substance triggers a false […]

The sensitivity of an onsite drug test is heavily dependent on a few different variables; the cut-off level, the drug being tested for, […]

Specimen adulteration happens when a person being tested deliberately tampers with a drug test in order to avoid a positive result. Urine tests […]