Portable Field Toxic-Screening Mass Spectrometer

Portable field toxic-screening mass spectrometers identify unknown chemical threats, controlled substances, toxic industrial chemicals, and chemical warfare agent precursors at the point of encounter — delivering laboratory-quality molecular identification in a field-deployable package without transporting samples to a central analytical facility.

Mass spectrometry identifies compounds by measuring the mass-to-charge ratio of ionized molecules. Field-portable systems use miniaturized ion trap, time-of-flight (TOF), or quadrupole mass analyzer architectures. These reduce size and power consumption while retaining molecular specificity that spectroscopic methods alone cannot achieve on complex mixture samples. Atmospheric pressure ionization techniques including electrospray ionization (ESI), atmospheric pressure chemical ionization (APCI), and direct analysis in real time (DART) allow samples to enter the mass analyzer without chromatographic separation — delivering results in under 60 seconds from sample presentation. Furthermore, tandem mass spectrometry (MS/MS) on advanced portable systems fragments selected ions and measures fragment ion spectra. This confirms molecular identity with high confidence in complex matrices containing multiple compounds simultaneously.

The FLIR Griffin 460, Bruker MSAE, and 908 Devices REBEL represent current portable field mass spectrometer platforms. The 908 Devices REBEL weighs 3.5kg and identifies chemical warfare agents, toxic industrial chemicals, and explosives in under 15 seconds from a swab or vapor sample. The Bruker MSAE uses a miniaturized triple quadrupole for MS/MS confirmation — meeting NATO STANAG 4632 requirements for chemical warfare agent identification in military field applications. Additionally, vapor sampling inlets on portable mass spectrometers analyze headspace gas from sealed containers, vehicle interiors, and luggage without requiring direct sample contact — reducing officer exposure to unknown toxic materials during screening.

Detection libraries on current systems cover chemical warfare agents including nerve agents (GA, GB, GD, VX), blister agents (HD, L), blood agents (AC, CK), choking agents (CG, DP), and riot control agents alongside industrial toxic chemicals and controlled drug substances. Library updates add newly identified threats via secure wireless download or USB connection.

These instruments serve Pakistan Army CBRN reconnaissance units, Pakistan Air Force base security chemical threat screening programs, ANF and FIA field chemical identification operations, Pakistan Customs high-risk cargo screening at Karachi Port, and Counter Terrorism Department post-blast chemical evidence analysis teams requiring field-deployable, laboratory-quality chemical identification across Pakistan’s security operations.

Tactical Supply Pakistan supplies portable field toxic-screening mass spectrometers for CBRN threat identification, chemical warfare agent detection, customs screening, and counter-terrorism operations procurement across Pakistan.