Tag: turnaround time

Ask the Experts

Ask the experts: The life of a drug testing specimen

March 23, 2021

Our labs handle more than eight million drug testing specimens yearly while maintaining an excellent track record of reliability and accuracy.


Webinar in review: Flip the switch, why you should turn on digital drug testing

August 2, 2019

In our recent webinar, our experts highlighted the value of electronic Custody and Control forms for workplace drug testing.

International testing

Webinar: Navigating global drug testing

November 10, 2016

Quest Diagnostics experts clear the path to creating a successful, drug-free workplace program abroad.

Drug Testing

Our focus on drug test quality

October 4, 2016

We are dedicated to achieving an exceptional level of quality throughout the entire drug testing process from collection to the final test result.


By the Numbers: 24/7 emergency collections

September 29, 2016

In this edition of "By the Numbers," we look at the numerical values that enable our 24/7 emergency collections to operate as efficiently as they do.

We're There

A drug testing provider you can rely on

October 28, 2015

Our commitment to our customers is simple – we want to show that we’re there when you need us. It's our intentional, every day focus.


Quest Diagnostics – By the numbers

June 24, 2010

How would you rate your drug testing laboratory on these four pillars of a solid provider? At Quest Diagnostics, we consistently strive to excel in these four key areas. Here's how...