FirstDefender™ RM Chemical Identification System

As chemical identification grows more sophisticated, non-contact, non-destructive analysis is more important than ever. With the Thermo ScientificTM FirstDefenderTM RM Chemical Identification System, hazardous, explosive, and chemical materials may be quickly and accurately identified by law enforcement, the military, hazmat teams, and other first responders—even through transparent, sealed containers.

The FirstDefender RM handheld analyzer features a spacious, vibrant display. It is designed for effortless operation even while wearing bulky protective gear and can be conveniently transported into hazardous zones.


Source: Thermo Fisher Scientific – Handheld Elemental & Radiation Detection

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Product Type Handheld Raman Spectrometer
Battery Type Rechargeable internal lithium-ion battery or 123a disposable batteries; >4 hours operation
Certifications/Compliance Certified to MIL-STD 810G standards for ruggedness and environmental protection to IP67 standards against dust and water up to 1 m.
Description Thermo Scientific™ FirstDefender RM is a handheld Raman spectrometer designed for rapid and accurate identification of unknown chemicals directly in the field.
Dimensions (L x W x H) 7.6 x 4.2 x 1.75 in. (19.3 x 10.7 x 4.4 cm)
Exposure Manual, Automatic modes (5 ms minimum)
Height (English) 1.75 in.
Height (Metric) 4.4 cm
Length (English) 7.6 in.
Length (Metric) 19.3 cm
Libraries Explosives, toxic industrial chemicals (TICs), chemical warfare agents (CWAs), narcotics, precursors, white powders and more
Output Power Adjustable, 75 mW, 125 mW, 250 mW
Power Supply DC Wall Adapter 5 VDC, 3A, 18 W Max.
Resolution 7 to 10.5 cm-1 (FWHM) across range
Spectral Range 250 to 2875 cm-1
Temperature Range (English) -4 °F to +122 °F
Temperature Range (Metric) -20 °C to +40 °C
Weight (English) 1.8 lb.
Weight (Metric) 800 g
Width (English) 4.2 in.
Width (Metric) 10.7 cm
Working Distance ∼16 mm without nose cone; ∽5 mm with nose cone
Unit Size Each


Product Overview

First responders, homeland security, law enforcement, and forensic chemistry professionals can utilize the FirstDefender RM Chemical Identification System, an all-optical Raman system.

Fast, Accurate Identification

Swiftly recognizes unknown liquid and solid substances.

Built for Field Use

IP67 and MIL-STD-810G certified and tested.

Improved Automatic Mixture Analysis

The presence of tainted and mixed compounds is automatically detected using sophisticated algorithms.

Point-and-Shoot Identification

Operates through sealed plastic or glass containers, preventing contact with potentially hazardous materials.

Extensive Substance Library

Detects various substances, including precursors, white powder, drugs, hazardous industrial chemicals (TICs), chemical warfare agents (CWAs), and explosives. 

  • Minimal training is necessary for menu-driven user interfaces.
  • Maintenance or calibration schedules are not required.
  • Sample integrity is maintained through non-destructive testing.
  • Powered by a wall plug, 123a disposable batteries, or rechargeable batteries.
  • Completely functional within a broad temperature spectrum of -4 to +122 °F (−20 to +50 °C).
  • Comprehensive on-scene hazard data is provided by the integrated NIOSH and CAMEO database.
  • Technical and return support is available for all units around the clock.

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