Tag: Procedures

Ask the experts: what is a direct observation drug test collection?
Drug test collections are a critical part of the drug testing process. Ensuring the integrity of specimens collected is equally as important. Continue reading

By   /  April 9, 2019

U.S. department of transportation final rule
The Department of Transportation is amending certain provisions of its drug testing procedures dealing with laboratory testing of urine specimens. Continue reading

By   /  August 13, 2010