THC Control Level 2 (62.5 ng/mL)

THC Control Level 2 (62.5 ng/mL) The Cannabinoids (cTHC) Drug of Abuse (DAU) Controls are for use as assayed quality control materials to monitor the precision of the Lin-Zhi International, Inc. (LZI) Cannabinoids (cTHC) Enzyme Immunoassay (REF# 0070c/0071c) on a number of automated clinical chemistry analyzers.