Skip to content

Chirasil-DEX CB

Definition

A cyclodextrin-based chiral gas chromatography column (Agilent) used for baseline resolution of d- and l-methamphetamine and d- and l-amphetamine enantiomers in forensic stimulant analysis.

Related terms

Compound-Specific IRMS (CSIA)
A technique combining preparative GC separation with isotope ratio mass spectrometry to measure 13C/12C and D/H ratios in individual compounds (e.g. the...
Enantiomeric Excess (Ee)
A measure of chiral purity: ee (%) = (R - S)/(R + S) x 100, where R and S are the measured...
Erythroxylum Coca
The principal alkaloid-bearing species of the coca genus, native to the Andean highlands. The dominant species in illicit cocaine production is E....
Levamisole
A veterinary antihelminthic found as an adulterant in approximately 80 per cent of cocaine seizures in North America and Western Europe since...
Pasta Base (Coca Paste)
The intermediate product in cocaine extraction: cocaine sulphate precipitated from the acid-wash aqueous layer after solvent extraction, at 40-90 per cent purity....
Phenylacetone (P2P, BMK)
1-phenyl-2-propanone; the key precursor in the Leuckart and reductive amination routes to amphetamine and methamphetamine. Controlled under UN 1988 Convention Table I,...
PMK-Glycidate
Piperonylmethylketone (PMK) glycidate ester; a PMK substitute used as the principal MDMA precursor in European clandestine labs after PMK was scheduled. Added...
Safrole
4-allyl-1,2-methylenedioxybenzene; extracted from sassafras oil (Cinnamomum camphora, Cambodia, Vietnam, Brazil) and the original MDMA precursor. Controlled under UN 1988 Convention Table I;...
Scott Test
A three-step cobalt thiocyanate presumptive test for cocaine and its salts. Step 1: cobalt thiocyanate reagent (blue in aqueous phase). Step 2:...

Explained in

Your journey to becoming a forensic professional starts here.

Practice with mock tests, learn from structured notes, and get your questions answered by a global forensic community, all in one place.