Detection of cocaine crystals dispersed on non- Erythroxylum herbs

Julio de Carvalho Ponce1, Luiz Ferreira Neves Neves Junior1, Ana Carolina Stosch da Silva1

  • 1Seized Drugs Analysis Laboratory - Institute of Criminalistics - Superintendence of the Technical Scientific Police of the State of São Paulo, RuaMoncorvo Filho, 410, São Paulo, SP, Brazil.