Pacific Toxicology Laboratories Our company is one of the leading Toxicology laboratories in the USA that relies upon knowledgeable credentialed staff and state of the art analytical technology. With five specialized biological laboratories situated within one facility, the company features not only a broad range of resources but also a unique ability to provide integrated testing services. We are nationally licensed in several state regulatory programs, and adhere to guidelines stipulated by the Clinical Laboratory Improvement Act and College of American Pathologists.