List of Detectable Substances

The list depicts a selection of chemical hazards and is expandable on request.

Substance Exposure limit¹ [ppm] Detection limit² [ppm]
Acrylaldehyde 0.1 0.001
Acrylonitrile 3 0.03
Allylamine 2 0.02
Aniline 2 0.01
Benzene 2.5 0.01
Bis(chloromethyl)ether BCME 0.001 0.00001
Butanethiol 0.5 0.005
n-Butylamine 5 0.05
4-Chloroaniline 0.04 0.001
2-Chloro-1,3-butadiene 5 0.05
Chloroacetic acid 1 0.01
2-Chloroethanol 1 0.01
1-Chloro-4-nitrobenzene 0.075 0.001
Crotonaldehyde 0.34 0.01
Cyclohexylamine 10 0.1
1,2-Dibromoethane 0.1 0.001
1,3-Dichlorobenzene 3 0.05
1,4-Dichlorobut-2-ene 0.01 0.0002
α,α-Dichlorotoluene
0.015 0.0003
Diethylamine 5 0.05
Diethyl sulfate DES 0.03 0.001
Dimethyl sulfate DMS 0.02 0.001
Ethanethiol 0.5 0.005
Ethylamine 5 0.05
Epichlorohydrin 2 0.01
Ethylenimine 0.5 0.005
Ethylenoxide 1 0.01
Hexamethylendiisocyanate 0.005 0.0002
Ketene 0.5 0.005
Carbontetrachloride 10 0.1
Methyliodide 0.3 0.003
Methylisocyanate 0.01 0.0003
Nitrobenzene 1 0.01
4-Nitroaniline 1 0.01
Phenylisocyanate 0.01 0.0003
Propylenoxide 2.5 0.01
Styrene oxide 1 0.02
1,1,2,2-Tetrabromoethane 1 0.01
1,1,2,2-Tetrachloroethane 1 0.01
Tribuyltin chloride 0.002 0.00005
Trichloromethane 10 0.1
α,α,α-Trichlorotoluene 0.012 0.0003
Triethylamine 1.9 0.02
1-Vinyl-2-pyrrolidone 0.1 0.001



1 The values of exposure limit are based on german and swiss guidelines (MAK, TRGS)

2 The values of detection limit are achieved by GC-methods in the monitor labs at Solvias AG