Category: Drug Testing
Collection sites outfitted for eCCF
We have equipped our drug test collection sites with technology for eCCF and trained collectors to be proficient in all regulated requirements.
Add certainty with specimen validity testing
Quest Diagnostics offers specimen validity testing with varying levels of quality assurance to help ensure the integrity of a urine drug test.
How donors cheat drug tests
The use of oxidizing adulterants is one of the most common ways donors try to cheat a urine drug test. Our chart shows different kinds of adulterants.
Drug test collections webinar highlights
Our drug test collections expert recently presented a webinar where he shared insights to help you better evaluate your collection services options.
THC drug recovery and stability using Oral-Eze
New data shows that Oral-Eze oral fluid testing provides consistent, reproducible drug recovery and stability of THC (marijuana) from collection to lab testing.
Webinar: Evaluating your drug test collection options
Join us on Tuesday, October 27 at 1 p.m. CT as we share information to help you better evaluate your drug test collection services options.
Rely on Express Results™ Online
Express Results Online helps employers to easily manage the drug testing process electronically with remarkable speed. Read the benefits.
Drug test collections wherever, whenever
Our collection sites are designed to provide local, convenient collection services, yet for some clients, on-site collections may be a better option.
Express Results Online collection quality
Express Results Online renders reliable and accurate results within minutes at a nearby Quest Diagnostics drug test location.
Quest comments for hair specimen mandatory guidelines
HHS published an RFI seeking comments for federally-mandated hair drug testing. Here are our comments in response to the questions posed by HHS.