Providing Answers to Advance Public Health and Safety
Our forensic testing menu expands and evolves for DUI and DUID cases, toxicology retests, drug-facilitated crime, and substance identification.

Our postmortem services allow you to better manage cases and provide answers to questions with tests for over 1,000 drugs and metabolites.

We provide case consultation, evidence handling, online reporting and integrated case management systems.

About Us
Our team has over 100 years of combined experience in the field of forensic toxicology and over 50 years specifically in postmortem and human performance testing, allowing us to provide reliable and actionable information through timely results, effective training resources, reasonable prices and excellence in customer service support.


A trusted laboratory with a strong reputation
Ascertain Forensics is a leading provider of expert toxicology services. Utilizing thorough analytical test methods for multiple specimen types, our scientists and qualified support team have extensive experience supporting criminal case investigations.

Accreditations
Ascertain Forensics at Redwood Toxicology Laboratory is a nationally certified laboratory offering superior analytical methods using state-of-the-art technology with rapid turnaround time. We are accredited by the American Board of Forensic Toxicology (ABFT) and the State of California Title 17 as a blood alcohol laboratory.
Accreditations
Ascertain Forensics at Redwood Toxicology Laboratory is a nationally certified laboratory offering superior analytical methods using state-of-the-art technology with rapid turnaround time. We are accredited by the American Board of Forensic Toxicology (ABFT) and the State of California Title 17 as a blood alcohol laboratory.
Contact Us
If you would like to inquire about our services, check prices or place an order, please call us at 866.584.0887 or complete the online form below.
All requests made during non-business hours will be responded to as early as possible the next business day.
Contact Us
If you would like to inquire about our services, check prices or place an order, please call us at 866.584.0887 or complete the online form below.
All requests made during non-business hours will be responded to as early as possible the next business day.