This procurement is to obtain Kit- Ark Fentanyl, Assay 500mL; Calibrator Neg; Cutoff and Control. This Immunoassay reagent kit for the detection of Delta-9-Tetrahydrocannabinol-9-carboxylic acid (THC-COOH) in urine at the Forensic Toxicology Drug Testing Laboratory located at Fort Meade, MD. Please refer to the attached documents for futher details.