Homeland Security

Chemical Security

Environmental Security

Life Science Security

Food Security

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contIncoming shipments are analyzed for potential threats by EST’s technology. Explosives, narcotics, and other contraband are detected and identified upon homeland entry.   The zNose® has consistently proven itself in Shipping Yard Security settings, producing lightning-fast results at up to part-per-billion sensitivity.

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Below are some Technical Papers highlighting relevant subjects. Adobe Acrobat Reader (free) is required to view Technical Papers.


Title Size
Chemical Profiling Cargo with an Ultra-High Speed Gas Chromatograph, Olfactory Images, and Virtual Chemical Sensors
1.23 MB
Portable Chemical Profiling (Sensors Magazine - February 2006)
2.22 MB
Detection of Cocaine, Marijuana, and Currency in Cargo Containers Using a Fast SAW/GC Vapor Analyzer
1.02 MB
zNose Debuts ASIS
2.19 MB
Homeland Security, Olfactory Images, and Virtual Chemical Sensors
1.08 MB