Keywords: BZP and TFMPP tablets.jpg en Benzylpiperazine BZP and Trifluoromethylpiperazine TFMPP containing tablets sold as Ecstasy Seized in Portland Oregon USA http //www justice gov/dea/programs/forensicsci/microgram/mg1208/mg1208 html DEA 2008-11 PD-USGov Piperazines |