The specificity of the Duquenois color test for marihuana and hashish.
D000079:Acetaldehyde; D002188:Cannabis / Q000032:analysis*; D055598:Chemical Phenomena; D002621:Chemistry; D005421:Flavoring Agents; D007202:Indicators and Reagents; D012118:Resorcinols; D013054:Spectrophotometry, Atomic
D005421:Flavoring Agents; D007202:Indicators and Reagents; D012118:Resorcinols; D000079:Acetaldehyde