Click on gas to be measured
- Carbon dioxide
- Carbon dioxide-ultra high range
- Carbon disulphide
- Carbon monoxide
- Carbon monoxide-in presence of Ethylene and Nitrogen oxides, colour intensity
- Carbon monoxide-in presence of Ethylene, colour intensity
- Carbon monoxide-ultra high range
- Carbon tetrachloride(Tetrachloro-methane)
- Carbonyl sulphide
- Chloride ion
- Chlorine
- Chlorine dioxide
- Chlorobenzene
- Chloroform(Trichloro-methane)
- Chloropicrin(Nitro-trichloromethane)
- Chloroprene(2-Chlorobutadiene)
- Chlorotoluene, m-
- Chlorotoluene, o-
- Chlorotoluene, p-
- Copper ion
- Cresol
- Crotonaldehyde
- Cumene
- Cyanide ion
- Cyclohexane
- Cyclohexanol
- Cyclohexanone
- Cyclohexene
- Cyclohexyl amine
- Cymene, p-