Page 4 - CBRNe December 2017 vPress Synthetic Opiods

CBRNe December 2017 vPress:CBRNe December 2017 vPress 02/01/2018 10:01 Page 28

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standard Raman spectroscopy. The only Raman systems on the market utilise wavelength in the Rigaku Progeny
commercial SORS product is the other laser wavelengths, with the most ResQ, allow for the operational
Resolve from Cobalt Light Systems, a common being 785nm and 1,064nm. evaluation of heroin and other highly
part of Agilent Technologies. SORS The 785nm wavelength provides the fluorescent materials with a standard
provides the unique capability of seeing lower limits of detection and the Raman spectrometer.
through opaque and non-opaque 1,064nm wavelength provides less Infrared spectroscopy is another
containers up to several millimetres in interference from sample fluorescence. vibrational spectroscopy, like Raman
thickness, except for metals, in addition Other enhancements such as the spectroscopy, but it does not have
to the standard vial-based and surface surface enhanced Raman spectroscopy issues with fluorescence. The sample
detection techniques. The Cobalt Light TacPac Adaptor with the B&W Tek preparation required to utilise infrared
Resolve is a handheld SORS product TacticID and the H-kit with the Thermo spectroscopy can be a drawback for field
that utilises a 830nm laser. Many other TruNarc in addition to the 1,064nm use. The DHS SAVER programme

Table 2. Comparison of commercially available products for bulk detection of synthetic opioids.

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