Tag: drug testing provider
DOT’s top 10 steps to collection site security and integrity
By following these 10 steps, our collection sites continually ensure that they maintain the integrity of the collection process.
3,221 Drug users off the road thanks to hair testing
Positive results for drug use have kept more than 3,200 prospective drivers from getting behind the wheel for J.B. Hunt Transport Services Inc.
New to drug testing: Instant vs. lab-based
During my first year of employment, I’m writing a weekly column highlighting drug testing procedures, products and processes as I discover them.
Webinar: Worth the wait? Instant vs. lab-based drug testing
Instant drug testing is one of several terms used to describe a testing method that yields an immediate result where the drug test is administered.
New to drug testing: Dr. Sample
During my first year of employment, I’m writing a weekly column highlighting drug testing procedures, products and processes as I discover them.
Truck drivers and hair drug testing
While DOT regulations mandate urine drug testing, a number of motor carriers have found value in performing supplemental hair testing.
New to drug testing: Hair testing
During my first year of employment, I’m writing a weekly column highlighting drug testing procedures, products and processes as I discover them.
Quest Diagnostics acquires Concentra’s laboratory business
Quest Diagnostics, announced today that it has acquired the toxicology and clinical laboratory business of medical center operator Concentra.
Oral-Eze offers superior detection of recent drug use
Oral fluid drug tests offer superior detection of recent drug use and are minimally invasive, making them more convenient for donors and collectors.
New oral fluid technology identifies marijuana users
The latest Quest Diagnostics Drug Testing Index™ revealed that oral fluid testing is detecting more marijuana positives than other specimen.
