GENERAL SCREENING TEST This drug test is used for the presumptive identification of Amphetamines, Barbiturates, Cocaine, Ephedrine, Heroin, Mescaline, Methadone, Methamphetamines, Methaqualone, Methylphenidate (Ritalin), Oxycodone and MDMA/Base). 10 narcotic tests per pack The MMC Narcotic Field Tests are designed to detect controlled substances, and are based on a new technology with many advantages over the tests available in the market today. The main advantages are: Very little liquid reagents Safe and easy to use No environmental risks/concerns High reliability and consistency One step tests (one ampoule only) Acid neutralizers are not required Results within seconds Accurate and sensitive Economic (low cost) No hazardous shipping concerns