A strong smelling gas with a reddish-brown appearance.
 
Health Effects - This highly reactive gas is a prominent air pollutant, its biggest source coming from the burning of fossil fuels. Exposure to high levels can cause skin irritations and respiratory problems.
Short Term Exposure Limit (STEL) – 1PPM
Time Weighted Average (TWA) – 5PPM
Immediately Dangerous to Life or Health (IDLH) – 20PPM
Lower Explosive Limit (LEL) – N/A
CAS # - 10102-44-0

The Products:

    POLI MP400 / MP400P

    Read more about POLI MP400 / MP400P The POLI multi-gas detectors offer up to 6 gas monitoring of toxic gases, Oxygen (O2), Combustibles (LEL), Carbon Dioxide (CO2) and Volatile Organic Compounds (VOCs)... Read More


    UNI MP100

    Read more about UNI MP100 The UNI MP100 offers simple, personal protection for a wide array of toxic gas and Oxygen (O2) measurement applications. In addition to common sensors such as Carbon Monoxide (CO), Hydrogen Sulfide (H2S), Nitrogen Dioxide (NO2), Ammonia (NH3) and Sulfur Dioxide (SO2)... Read More


    M SQUAD

    Read more about M SQUAD The mSquad System is a quickly-deployable set of mobile multi-gas meters that communicate wirelessly to a Squad leader up to 0.8 km (0.5 miles) away.... Read More


    Ventis MX4

    Read more about Ventis MX4 We understand that each of our clients have unique gas detection needs. That’s why GasTech is so pleased to be able to meet those needs with the highly configurable Ventis.... Read More


    Radius BZ1

    Read more about Radius BZ1 Whether setting up a perimeter, or monitoring leaks or confined spaces, the Radius BZ1 allows for flexible deployments to create buffers between workers and gas hazards.... Read More


    Tango TX-2

    Read more about Tango TX-2 The Tango TX2 helps organizations reduce project shutdowns from false alarms, increase worker trust in gas monitors, and minimize time spent on monitor charging and maintenance. ... Read More


    iBrid MX6

    Read more about iBrid MX6 The display improves safety with clear readings in low-light, brightlight or anywhere in between. Whether the work is outside, inside or underground, it’s easy to see what gas hazards lurk... Read More


    Tango TX1

    Read more about Tango TX1 The Tango incorporates revolutionary patent pending DualSense™ Technology, which was developed to address one of the biggest challenges facing single gas instrument users - bump testing instruments to ensure they are properly detecting gas and alarming. ... Read More


    Midas M

    Read more about Midas M The device monitors points up to 30 meters (100 feet) away while using patented technology to regulate flow rates and ensure error-free gas detection. The standard power supply and communications capabilities include three onboard ... Read More


    GasBadge Pro

    Read more about GasBadge Pro Featuring interchangeable “smart” sensors, these enable the GasBadge Pro to quickly adapt to monitor unsafe levels of Oxygen or any one of the following toxic gases... Read More


    Ventis Pro 5

    Read more about Ventis Pro 5 In your line of work, a day on the job can turn from habit to hazard in a single moment. Be ready for anything with the Ventis™ Pro Series Multi-Gas Monitors.... Read More


    D-Guard²

    Read more about D-Guard² D-Guard² offers world leading 2-wire loop powered NDIR methane and carbon dioxide monitoring capability, allowing greater numbers of detectors to be driven from smaller power supplies, reduced cable diameters... Read More


    D-Guard²R

    Read more about D-Guard²R D-Guard²R comes standard with a built in relay board. This includes 3 relays; 2 for the low and high alarms set within the transmitter and a third for fault. ... Read More


    GX-6000

    Read more about GX-6000 Equipped with a strong internal sample pump, a man-down alarm, a panic alarm, an LED flashlight, and large auto rotating LCD display, the GX-6000 can operate as a single gas PID unit... Read More


    C-Guard

    Read more about C-Guard Gastech has released the latest series of GasTech’s digital gas detectors the C-GuardTM. This new style of gas detector uses an advanced processor and program logic.... Read More


    S-Guard Tx

    Read more about S-Guard Tx The Gastech GTD-2000Tx is part of the S-Guard TM smart transmitter series and includes instruments for both toxic gas detection and oxygen concentration monitoring. The sensing element technology provides long operational life... Read More


    Sensepoint XCD

    Read more about Sensepoint XCD The Sensepoint XCD range provides comprehensive monitoring of flammable, toxic and oxygen gas hazards in potentially explosive atmospheres, both indoors and outdoors. ... Read More


    Gastec Colourmetric Tubes

    Read more about Gastec Colourmetric Tubes Standard detector tubes are thin glass tubes with calibration scales printed from which you can directly read concentrations of the substances (gases and vapours) to be measured.... Read More


    testo 350

    Read more about testo 350 The peak of the testo combustion analyser range lies in the 350. An industrial instrument that comprises of a control box and wireless control unit has a highly modular design allowing for a large variety of gases to be used. ... Read More


    GasAlert Extreme (Discontinued)

    Read more about GasAlert Extreme (Discontinued) Designed with durability and comfort in mind, the GasAlert Extreme reliably monitors for any single gas hazard within its wide range of available toxic gas models. With easy on/off operation, this single gas detector offers extended ... Read More


    ToxiPRO (Discontinued)

    Read more about ToxiPRO (Discontinued) You should never compromise on safety. The new improved ToxiPro has three visual alarm windows for increased worker safety. Even better, each alarm window comes standard with both high visibility yellow and red alarm LEDs. ... Read More


    ToxiRAE Pro PID

    Read more about ToxiRAE Pro PID The ToxiRAE Pro PID is the world’s smallest volatile organic compound (VOC) monitor. Featuring RAE Systems’ next-generation PID sensor, the ToxiRAE Pro PID can quickly detect and accurately monitor over 300 VOCs. It is the world's smallest... Read More


    ToxiRAE Pro

    Read more about ToxiRAE Pro The ToxiRAE Pro can detect a broad range of gases - from carbon monoxide, hydrogen sulfide, and oxygen to ammonia, chlorine, and formaldehyde. The ToxiRAE Pro provides safety professionals wireless remote access... Read More


    FALCO

    Read more about FALCO World’s safest PID technology is now even safer! FALCO has been specifically engineered to work within condensing atmospheres and extreme weather.... Read More


    QRAE 3

    Read more about QRAE 3 QRAE 3 is a wireless compact monitor for one to four gases. The QRAE 3 provides detection and monitoring of Oxygen (O2), Combustibles, and toxic gases that include H2S, CO, SO2 and HCN. QRAE 3 can deliver wireless real-time ... Read More


    MultiRAE Pro

    Read more about MultiRAE Pro The MultiRAE Pro is the industry’s only portable wireless multi-threat monitor. The MultiRAE Pro’s ability to simultaneously detect gamma radiation and toxic industrial chemicals (TICs/TIMs) enables responders to reduce ... Read More


    MultiRAE Lite

    Read more about MultiRAE Lite The MultiRAE Lite is the optimal one-to-six1-gas monitor for personal protection and leak detection applications. The MultiRAE Lite is available in pumped and diffusion versions and features... Read More


    MultiRAE

    Read more about MultiRAE The MultiRAE is the most advanced portable chemical detector on the market. The MultiRAE delivers the broadest PID sensor range in its class and the versatility to support 25 intelligent interchangeable sensor options... Read More


    UltraRAE 3000

    Read more about UltraRAE 3000 The UltraRAE 3000 is the most advanced Compound-Specific Monitor on the market. Its Photoionization Detector’s (PID) extended range of 0.05 to 10,000 ppm in VOC mode and 50 ppb to 200 ppm in benzene specific mode makes ... Read More


    ppbRAE 3000

    Read more about ppbRAE 3000 The compact ppbRAE 3000 is a comprehensive VOC gas monitor and datalogger for hazardous environ-ments. The ppbRAE 3000 is the most advanced handheld VOC monitor available for parts-per billion detection. ... Read More


    MiniRAE 3000

    Read more about MiniRAE 3000 The MiniRAE 3000 is the most advanced handheld volatile organic compound (VOC) monitor on the market. Its photoionization detector’s (PID) extended range of 0 to 15,000 ppm makes it an ideal instrument for applications... Read More


    MiniRAE Lite

    Read more about MiniRAE Lite The MiniRAE Lite is the most reliable handheld volatile organic compound (VOC) monitor on the market. Its photoionization detector’s (PID) range of 0 to 5,000 ppm makes it an ideal instrument for applications ranging from environmental... Read More


    GasAlertMicro5 Series (Discontinued)

    Read more about GasAlertMicro5 Series (Discontinued) Simultaneously monitor and display up to five atmospheric hazards with the GasAlertMicro 5. Adaptable to a variety of applications, the GasAlertMicro 5 has an extensive selection of user-settable field options ... Read More


    Dosimeter Tubes

    Read more about Dosimeter Tubes Gas or Vapour to be Measured Chemical Formula Gastec Tube No. & Name Measuring Range (ppm) Measuring Time (hours) Shelf Life (year) Note TLV-TWA,C (ACGIH) (ppm) Acetaldehyde CH3CHO... Read More


    Polytec Tubes

    Read more about Polytec Tubes The Polytec Tubes provide easy and cost effective way of gas detection in hazardous environment. The Polytec tubes can be used to determine multiple unknown substances with a single test.... Read More


    SC-8000

    Read more about SC-8000 With its large LCD display the readings on the SC-8000 are visible even if the operator is wearing a Hazmat suit. For loud environments the unit is equipped with a 95dB alarm together with three bright LED lamps making alarm conditions... Read More


    Eagle 2 (Discontinued)

    Read more about Eagle 2 (Discontinued) The Eagle 2 is the newest member of the Riken family. Equipped with features that are not available on competitive units, the EAGLE 2 is a powerful instrument that does more than just offer the standard confined space protection.... Read More


    Eagle (Discontinued)

    Read more about Eagle (Discontinued) The EAGLE is a powerful instrument that does more than just offer the standard confined space protection for LEL, O2, H2S and CO. Detection combinations never before offered in a portable gas monitor are now available featuring... Read More


    Cub - PID

    Read more about Cub - PID Cub is the world’s smallest, lightest personal PID monitor for the accurate detection of volatile organic and total aromatic compounds. With market leading parts-per-billion (ppb) sensitivity, Cub gives an early warning of hazardous gases... Read More


    Phocheck Tiger (Discontinued)

    Read more about Phocheck Tiger (Discontinued) PhoCheck Tiger with miniPID technology is the most advanced handheld photoionisation detector (PID) on the market for volatile organic compounds (VOCs). Choose from our full featured base unit, or upgrade your instrument... Read More


    Sample Draw Transmitter (Discontinued)

    Read more about Sample Draw Transmitter (Discontinued) The Sample-Draw Transmitter is a single gas detector, which allows users to extract a gas sample from deep shafts, tall ceilings, wells, pits and many other locations where it is either, difficult... Read More


    PHD6 (Discontinued)

    Read more about PHD6 (Discontinued) The GasTech PHD6 is a state of the art multi-gas detector. It’s the most configurable gas detector of its time with 5 sensor ports, up to 6 channels of detection, and 18 sensor options including electrochemical, LEL, PID and Infra-Red.... Read More