Detectable hazardous gases and vapors and safety limits
There is a two stage setting; the one following the safety code and the other the health regulations. On the customer’s order we provide setting different than this.
For further information please contact tel. +421/(0)31-55 22 181 +421/(0)911-700 364
e-mail: mikrotrade@mikrotrade.sk
Gas | Sign | Flamability limit % |
health limit mg/m3 |
in ppm | ||
---|---|---|---|---|---|---|
lower (LEL) |
upper (UEL) |
8 hour average |
10 min peak |
|||
Acetone | (CH3)2CO | 4 | 57 | 800 | 4000 | 0,421 |
Acetylene | C2H2 | 1,5 | 100 | - | - | - |
Ammonia | NH3 | 15 | 30,2 | 20 | 40 | 1,438 |
Arsine | AsH3 | - | - | 0,2 | 0,4 | 0,313 |
Aniline | C6H5NH2 | 1,3 | 11,0 | 5 | 20 | - |
Benzene | C6H6 | 1,2 | 8 | 10 | 20 | 0,313 |
Gasoline | C5–C10 | 1,1 | 7,5 | 500 | 2500 | - |
Butane | C4H10 | 1,5 | 8,5 | - | - | - |
Butanol | C4H9OH | 1,4 | 11,3 | 100 | 200 | 0,33 |
Diethyl ether | (C2H5)2O | 1,7 | 36 | 500 | 1500 | 0,33 |
Dimethyl ether | (CH3)2O | 3 | 27 | - | - | - |
Ethane | C2H6 | 3 | 15,5 | - | - | - |
Ethanol | C2H5OH | 3,3 | 19 | - | - | - |
Ethyl acetate | C4H8O2 | 2,1 | 11,5 | 400 | 2000 | 0,278 |
Ethylene | C2H4 | 2,7 | 34 | - | - | - |
Ethylene oxide | C2H4O | 2,6 | 100 | 1 | 5 | 0,556 |
Phenol | C6H5OH | 1,3 | 9,5 | 20 | 40 | 0,260 |
Flour | F2 | - | - | 0,2 | 1 | 0,643 |
Hydrogen fluoride | HF | - | - | 1 | 2 | 1,223 |
Freon, Norfluran | C2H2F4 | 7,1 | 16,0 | - | - | - |
Formaldehyde | CH2O | 7 | 73 | 0,5 | 1,0 | 0,814 |
Phosphine | PH3 | - | - | 0,1 | 0,2 | 0,719 |
Hexan | C6H14 | 1,2 | 7,4 | - | - | - |
Chlorine | Cl2 | - | - | 3,0 | 6,0 | 0,344 |
Chloroform | CHCl3 | - | - | 10 | 20 | - |
Chlorobenzene | C6H5Cl | 1,3 | 11 | 200 | 800 | 0,217 |
Hydrogen chloride | HCl | - | - | 5 | 10 | - |
2-methylpropane | CH(CH3)3 | 1,8 | 8,5 | - | - | |
Hydrogen cyanide | HCN | - | - | 3 | 10 | 0,905 |
Methane | CH4 | 5 | 15 | - | - | - |
Methanol | CH3OH | 5,5 | 36 | 100 | 500 | 0,754 |
Dichloromethane | CH2Cl2 | 13 | 500 | 2500 | 0,288 | |
Diesel fuel | C13–C20 | 0,7 | 5,0 | 200 | 1000 | - |
Nitrobenzene | C6H5NO2 | 1,8 | 5 | 25 | 0,199 | |
2-Nitrotoluene | C7H7NO2 | - | - | 5 | 20 | 0,179 |
Sulfur dioxide | SO2 | - | - | 5 | 10 | 0,382 |
Carbon dioxide | CO2 | - | - | 9000 | 45000 | 0,556 |
Carbon monoxide | CO | 12,5 | 74,2 | 30 | 150 | 0,873 |
Pentane | C5H12 | 1,4 | 8 | - | - | - |
Propane | C3H8 | 2 | 9,5 | - | - | - |
1-Propanol | C3H7OH | 2,15 | 13,5 | 500 | 1000 | 0,408 |
Propene | C3H7 | 2 | 11,7 | - | - | - |
Carbon disulfide | CS2 | 1 | 60 | 10 | 20 | 0,322 |
Hydrogen sulfide | H2S | 4,3 | 45,5 | 10 | 20 | 0,719 |
Styrene | C8H8 | 1,1 | 8 | 200 | 1000 | 0,235 |
Toluene | C7H8 | 1,2 | 7 | 200 | 1000 | 0,266 |
1,1,1-Trichloroethane | Cl3CH3 | - | - | 500 | 2000 | 0,184 |
Hydrogen | H2 | 4 | 75,6 | - | - | - |
Xylene | C6H4(CH3)2 | 1 | 7,6 | 200 | 1000 | 0,23 |