UNITED STATES DRUG TESTING LABORATORIES

Toxicology services; toxicology services in the nature of chemical substance screening and analytical services, namely, testing of chemicals and analyzing of chemicals; toxicology services in the nature of chemical substance screening analytical services, namely, testing of chemical and analyzing of chemicals for forensic research purposes; toxicology services in the nature of chemical substance screening and analytical services, namely, chemical testing in the nature of screening and analysis of biological specimens to measure or to detect the presence or absence of chemical substances or their metabolites

Chemical substance screening and analytical services, namely, drug testing for chemical dependency and substance abuse treatment services, drug use screening services, and drug, alcohol and DNA screening for medical purposes; chemical substance screening and analytical services, namely, drug use screening and analysis services of biological specimens to measure or to detect the presence or absence of chemical substances or their metabolites for medical treatment purposes