Ammonia NH₃
A strong-smelling refrigerant and chemical feedstock. Low ppm sensors give early leak warning for worker protection.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Resources · RC Systems
Gases We Detect
Find gas detection equipment by the gas you need to monitor. Each gas lists the RC Systems detectors confirmed for it, typical applications and helpful documents.
A–Z gas index
- Acetaldehyde C₂H₄O
- Acetone C₃H₆O
- Acetylene C₂H₂
- Ammonia NH₃
- Arsine AsH₃
- Benzene C₆H₆
- Bromine Br₂
- Butane C₄H₁₀
- Carbon Dioxide CO₂
- Carbon Disulfide CS₂
- Carbon Monoxide CO
- Chlorine Cl₂
- Chlorine Dioxide ClO₂
- Ethane C₂H₆
- Ethanol C₂H₅OH
- Ethylene C₂H₄
- Ethylene Oxide C₂H₄O
- Fluorine F₂
- Gasoline
- Heptane C₇H₁₆
- Hexane C₆H₁₄
- Hydrogen H₂
- Hydrogen Chloride HCl
- Hydrogen Cyanide HCN
- Hydrogen Fluoride HF
- Hydrogen Peroxide H₂O₂
- Hydrogen Sulfide H₂S
- Isobutylene C₄H₈
- Isopropyl Alcohol C₃H₈O
- Methane CH₄
- Methanol CH₃OH
- Nitric Oxide NO
- Nitrogen Dioxide NO₂
- Oxygen O₂
- Ozone O₃
- Pentane C₅H₁₂
- Phenol C₆H₅OH
- Phosphine PH₃
- Propane C₃H₈
- Propylene C₃H₆
- Refrigerants
- Silane SiH₄
- Styrene C₈H₈
- Sulfur Dioxide SO₂
- Vinyl Chloride C₂H₃Cl
- VOC
No gas matches that search. Ask us — RC Systems offers sensors beyond this list.
Toxic Gases & Oxygen
Electrochemical smart sensors for toxic gases and for oxygen deficiency or enrichment.
Arsine AsH₃
A highly toxic, flammable gas with a slight garlic odor that is dangerous even at very low concentrations.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Bromine Br₂
An oxidizing agent used in water treatment. RC Systems offers an electrochemical bromine sensor with an Arctic heater.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Carbon Disulfide CS₂
A toxic solvent vapor monitored with electrochemical smart sensors.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Carbon Monoxide CO
An odorless, colorless gas produced wherever fuel burns, so it can build up unnoticed around boilers, furnaces and.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Chlorine Cl₂
A very toxic, corrosive gas used for disinfection. It is stored in cylinders at high concentration and diluted for use.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Chlorine Dioxide ClO₂
A disinfectant gas that is hazardous below 1 ppm. It is often generated on site and can decompose explosively if.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Ethylene Oxide C₂H₄O
A toxic and flammable gas used as a sterilant and a chemical building block.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Fluorine F₂
An extremely reactive, toxic gas monitored with electrochemical smart sensors.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Hydrogen H₂
A flammable gas that is much lighter than air, so detectors are usually mounted above potential leak points.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Hydrogen Chloride HCl
A toxic, corrosive gas that forms hydrochloric acid vapor when it meets moisture in the air.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Hydrogen Cyanide HCN
A volatile, fast-acting toxic gas that calls for continuous monitoring wherever it is stored, used or produced.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Hydrogen Fluoride HF
A highly corrosive, toxic gas used to make refrigerants, fuels and pharmaceuticals.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Hydrogen Peroxide H₂O₂
A strong oxidizer used for sterilization and disinfection.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Hydrogen Sulfide H₂S
A toxic gas with a rotten-egg odor that is common in wastewater collection and treatment and in oil and gas operations.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Methanol CH₃OH
A toxic, flammable alcohol vapor that is heavier than air.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Nitric Oxide NO
A toxic gas formed in combustion and used in a range of manufacturing processes.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Nitrogen Dioxide NO₂
A reddish-brown, toxic and corrosive gas with a sharp odor.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Oxygen O₂
Oxygen monitors warn when air has too little oxygen to breathe safely or so much that fire risk rises.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Ozone O₃
One of the strongest oxidizers, used to disinfect water and remove odor and color.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Phosphine PH₃
A toxic and flammable gas that can build up unnoticed in storage areas and enclosed spaces.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Silane SiH₄
A colorless gas with a sharp odor used in electronics manufacturing, where early leak detection helps prevent fires.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Sulfur Dioxide SO₂
A colorless, toxic gas with a sharp, choking odor.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
VOC
A broad group of organic vapors from solvents, fuels and chemicals. Tell us the specific compound so the right sensor.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Combustible Gases
Catalytic bead and infrared sensors for flammable gases and vapors, usually measured in %LEL.
Acetone C₃H₆O
A flammable solvent vapor common in manufacturing and laboratories.
Acetylene C₂H₂
A highly flammable fuel gas used for welding and cutting.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Ammonia NH₃
A strong-smelling refrigerant and chemical feedstock. Low ppm sensors give early leak warning for worker protection.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Butane C₄H₁₀
A flammable hydrocarbon and LPG component that is heavier than air and can collect at low points.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Ethane C₂H₆
A flammable component of natural gas and a key petrochemical feedstock.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Ethanol C₂H₅OH
A flammable alcohol vapor found wherever spirits, beer, wine and ethanol-based products are made or stored.
Ethylene C₂H₄
A flammable gas used mainly to make polyethylene plastic and other chemicals.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Ethylene Oxide C₂H₄O
A toxic and flammable gas used as a sterilant and a chemical building block.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Gasoline
Flammable fuel vapor released during storage and transfer.
Heptane C₇H₁₆
A flammable hydrocarbon solvent vapor monitored with catalytic bead sensors.
Hexane C₆H₁₄
A flammable solvent vapor used for cleaning, thinning and oil extraction.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Hydrogen H₂
A flammable gas that is much lighter than air, so detectors are usually mounted above potential leak points.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Isopropyl Alcohol C₃H₈O
A flammable alcohol used as a solvent, cleaner and disinfectant. Vapor can accumulate where large quantities are.
Methane CH₄
The main component of natural gas and digester gas. It is lighter than air, and liquefied methane (LNG) cannot be.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Methanol CH₃OH
A toxic, flammable alcohol vapor that is heavier than air.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Pentane C₅H₁₂
A flammable hydrocarbon vapor.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Propane C₃H₈
A flammable fuel gas that is heavier than air, so it can flow along the ground and collect in low areas.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Propylene C₃H₆
A flammable gas produced in refining and widely used to make plastics.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Refrigerants
Leaks matter wherever large volumes of refrigerant are stored or circulated, and some refrigerants are flammable.
Styrene C₈H₈
A flammable monomer vapor used to make plastics, resins and composites.
Vinyl Chloride C₂H₃Cl
A flammable gas and known human carcinogen used to make PVC plastic.
Carbon Dioxide
Infrared sensors for carbon dioxide, which is odorless and heavier than air.
Carbon Dioxide CO₂
An odorless gas that is heavier than air. It can collect in low, poorly ventilated areas and displace the oxygen.
SenSmart 5000 SeriesSenSmart 6000 SeriesSenSmart 7000 Series
Photoionization (PID) Vapors
Photoionization sensors for low ppm levels of organic vapors and VOCs.
Acetaldehyde C₂H₄O
An organic vapor monitored with photoionization (PID) smart sensors.
Benzene C₆H₆
A known carcinogen monitored at low ppm levels with PID sensors.
Ethanol C₂H₅OH
A flammable alcohol vapor found wherever spirits, beer, wine and ethanol-based products are made or stored.
Isobutylene C₄H₈
An organic vapor monitored with PID smart sensors. Isobutylene calibration gas is available.
Isopropyl Alcohol C₃H₈O
A flammable alcohol used as a solvent, cleaner and disinfectant. Vapor can accumulate where large quantities are.
Phenol C₆H₅OH
A toxic organic vapor monitored at low ppm levels with a PID sensor.
Other gases
RC Systems offers sensors for gases beyond this list. If you don’t see the gas you need, tell us and we’ll find the solution with RC Systems.
Application help
Not sure which gas detector you need?
Tell us the gas, the area or process and how many detection points you need. Our team works with RC Systems to recommend the right detectors, controllers and sensor ranges.
Gas to detectArea or processNumber of pointsWired or wireless
Request a Quote or Contact Adaptive
Adaptive Industrial Solutions1015 Grupp Road #31733
St. Louis, MO 63131
877.818.5009
sales@adaptiveind.com
www.adaptiveind.com