Tag: hair drug test

Ask the Experts: International drug testing
We answered some of the most frequently asked questions about international drug testing. Download the FAQ. Continue reading

By   /  January 3, 2018

The Life of a Drug Test – webinar highlights
In our recent webinar, two Quest experts gave us insights to reveal how many moving parts have to work together to deliver accurate, dependable test results. Continue reading

By   /  December 20, 2017

Webinar: The Life of a Drug Test
In our upcoming webinar, Quest experts will give you a behind-the-scenes look at the drug testing process. Join us December 13 at 1 p.m. CT. Continue reading

By   /  November 28, 2017

Hair drug test procedures
We’ve created a hair drug testing guide to help add clarity to each step of the collections process. Continue reading

By   /  November 7, 2017

International drug and alcohol trends
The IFDAT conference brings thought leaders together to share best practices about how to keep global workplaces safe, productive, and drug-free. Continue reading

By   /  October 31, 2017

Ask the Experts: Hair drug test specimens
Our experts explain how a hair drug test specimen can be taken from other parts of the body if someone is lacking hair or is bald. Continue reading

By   /  October 17, 2017

Hair testing helps to protect safety
In the interest of safety and public health, Brazilian lawmakers enacted a mandatory hair drug test for professional drivers. Read our new case study. Continue reading

By   /  August 29, 2017

Ask the Experts: Hair drug test collections
How much hair is cut for a drug test? Our scientific experts explain the specific amount of hair needed by the laboratory for testing. Continue reading

By   /  August 4, 2017

Ask the Experts: Drug testing cutoffs
Employers should carefully select a drug test specimen type and cutoff level based on the desired window of detection and regulatory requirements. Continue reading

By   /  July 18, 2017

America’s favorite illicit drug: marijuana
Quest Diagnostics Drug Testing Index data showed a nearly 75% increase of marijuana positivity in oral fluid drug tests in the U.S. workforce. Continue reading

By   /  July 7, 2017