
Redwood Toxicology Laboratory (RTL) utilizes the most sophisticated, sensitive and specific equipment and technology available, (GC/MS - gas chromatography/mass spectrometry), to screen, confirm and quantitate steroids and diuretics. This methodology provides highly accurate results. As with all of RTL's testing options, full customer support and training is provided. Turn to RTL for confidence in testing.
*Try 1 STEROID TEST for FREE in 3 easy steps:
- Call us for details, or write "FREE-STEROID" in the comment field below
- Receive information and/or supplies
- Send in your 1 Free specimen
Please submit the form below and a sales representative will contact you. Or call 800-255-2159 for assistance.






