How to Order Professional Devices

Reliable Drug Testing Solutions

Which laboratory service or product is right for me?

Whether you perform 10 or 10,000 drug tests per month, RTL will provide your agency with a drug testing program ideal for you. Confused about Urine Drug Testing vs. Oral Fluid Drug Testing? Do you require the Standard 6 panel test configuration or something more comprehensive? Do you need confirmations or is on-site screening sufficient? We will set up your account according to your specific needs. Call us toll-free at 800.255.2159.

How can I order the rapid on-site screening devices?

To order rapid on-site screening devices, call RTL toll-free at 877.444.0049. A sales associate will assist you in placing your order.

How can I order laboratory confirmation services?

To order the Redwood Toxicology Laboratory Services, call RTL toll-free at 800.255.2159. A sales associate will assist you in placing your order.

How much will I pay for RTL's services and products?

For information about laboratory pricing, contact the RTL sales staff toll-free at 800.255.2159. Tested on state of the art equipment, our affordable lab based test allows for accurate and reliable results.

For information about Reditest® on-site screening device pricing, contact us toll-free at 877.444.0049.

Check in with us on a regular basis as we offer monthly specials for both lab services and/or on-site screening devices. Don't forget to ask us about volume pricing.

How will RTL report my laboratory confirmation results?

RTL offers lab based reporting by internet (, U.S. mail or facsimile. Please indicate your preferred method at the time of account set-up.

Who do I call to re-order testing supplies?

To reorder supplies, please call us toll free at 800.255.2159.

Contact Us

Laboratory: 800-255-2159

Products: 877-444-0049