TRY LABORATORY DRUG & ALCOHOL TESTING FREE
Drug and EtG/EtS alcohol metabolite testing through Redwood Toxicology Laboratory (RTL) is reliable, affordable and convenient. Turn to RTL for confidence in testing.

Try RTL today with 1 FREE* R53 Urine Drug Tests or 1 FREE* EtG/EtS Alcohol Test.
*Available to new customers or existing customers who are not already using this service.
RTL utilizes the most sophisticated, sensitive and specific equipment and technology available to screen, confirm and quantitate drugs of abuse and EtG/EtS alcohol. Our methodologies provide highly accurate, legally defensible results. RTL's objective is to help its clients detect and prevent drug and alcohol abuse.
Please submit the form below and a sales representative will contact you. Be sure to check the FREE Drug or Alcohol test that you'd like to try. Or call 877-444-0049 for assistance.






