Increased safety and specificity in the thin-layer chromatographic identification of marihuana.

Increased safety and specificity in the thin-layer chromatographic identification of marihuana.

Journal of forensic sciences (1979-10-01)

R B Hughes, M S Kessler, R R Kessler

RESUMEN

We are reporting what we believe to be a safe, rapid TLC system and spray for the identification of marihuana. The use of Fast Blue 2B salt greatly enhances the specificity of the TLC analysis of suspected marihuana samples.

MATERIALES

Referencia del producto

Marca

Descripción del producto

F3378

Sigma-Aldrich

Fast Blue BB Salt hemi(zinc chloride) salt, Dye content ≥80 %

44670

Sigma-Aldrich

Fast Blue BB Salt hemi(zinc chloride) salt, for microscopy (Hist.)