Chloropseudoephedrine (hydrochloride)/Chloroephedrine (hydrochloride) Mixture

A mixture of chloropseudoephedrine and chloroephedrine, supplied as a crystalline solid, intended for HPLC-UV and GC-MS applications; contains two diastereomer contaminants produced during the illicit manufacture of (+)-methamphetamine from pseudoephedrine or ephedrine; isomers are present as an approximate 60/40 mixture and thought to be representative of that produced in the clandestine lab manufacture of methamphetamine; intended for forensic and research applications