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High-throughput and Comprehensive Drug Surveillance Using Multisegment Injection-Capillary Electrophoresis-Mass Spectrometry
Published on: April 23, 2019
A screening test for heroin based on sequential injection analysis with dual-reagent chemiluminescence detection
Lauren A Hill1, Claire E Lenehan, Paul S Francis
1School of Life and Environmental Sciences, Deakin University, Geelong, Victoria 3217, Australia.
Talanta
|July 1, 2008
Summary
This study introduces a novel chemiluminescence method for rapid heroin screening in street drugs. The dual-reagent system effectively detects heroin and differentiates it from related compounds like nicomorphine.
Area of Science:
- Analytical Chemistry
- Forensic Science
Background:
- Street drug analysis requires rapid and reliable screening methods.
- Chemiluminescence detection offers high sensitivity for trace compound analysis.
Purpose of the Study:
- To develop and validate a sequential injection analysis (SIA) method for heroin screening.
- To utilize dual-reagent chemiluminescence for simultaneous detection and confirmation.
Main Methods:
- Sequential injection analysis with dual-reagent chemiluminescence detection.
- Utilized acidic potassium permanganate and tris(2,2'-bipyridine)ruthenium(III) reagents.
- Employed sample hydrolysis with sodium hydroxide to differentiate heroin from morphine.
Main Results:
- The SIA method successfully screened street drug samples for heroin.
- Heroin presence indicated by strong tris(2,2'-bipyridine)ruthenium(III) response and confirmed by permanganate reaction post-hydrolysis.
- Nicomorphine showed significantly lower tris(2,2'-bipyridine)ruthenium(III) response compared to heroin.
Conclusions:
- The developed dual-reagent chemiluminescence method is effective for heroin screening in street drug seizures.
- The method demonstrates potential for differentiating heroin from structurally similar compounds like nicomorphine.
