First Sign© One-Step Drug Screening CupThe First Sign© One-Step Drug Screening Cup is competitive immunoassay, utilizing highly specific reactions between antibodies and antigens for the detection of multiple drugs and drug metabolites in human urine. It utilizes monoclonal antibodies to selectively detect elevated levels of specific drugs in urine without the use of an instrument, improving ease of use and efficiency.
AMP BARB BUP BZO COC mAMP MDMA MTD OPI OXY PCP THC