Name of Gas |
Chemical
Formula |
Molecular
Weight |
Major
Hazards |
Odour |
Dot
label |
Dot Hazard
Class |
Acetylene |
C2H2 |
26.038 |
Fire |
Garlic-Like |
FG |
Flammable Gas |
Air |
|
28.975 |
High Pressure |
None |
NFG |
Nonflammable Gas |
Allene |
C3H4 |
40.065 |
Fire |
Sweet |
FG |
Flammable Gas |
Ammonia |
NH3 |
17.03 |
Inhalation and
Bodily Contact |
Pungent, Irritating |
NFG |
Nonflammable Gas |
Argon |
Ar |
39.95 |
High Pressure
And Bodily Contact |
None |
NFG |
Nonflammable Gas |
Arsine |
AsH3 |
77.95 |
Inhalation and
Fire |
Garlic-Like |
PG&FG |
Poison A |
Boron Tichloride |
BCI3 |
117.17 |
Inhalation and
Bodily Contact |
Pungent,
Irritating |
CORR |
Corrosive
Material |
Boron 11 Tifluoride |
B11F3 |
67.81 |
Inhalation and
Bodily Contact |
Pungent,
Suffocating |
NFG |
Nonflammable Gas |
Boron Tifluoride |
BF3 |
67.31 |
Inhalation and
Bodily Contact |
Pungent,
Suffocating |
NFG&P |
Nonflammable Gas |
Bromine Trifluoride |
BrF3 |
136.90 |
Inhalation and
Bodily Contact |
- |
OX&P |
Oxidiser |
1.3-Butadiene |
C4H6 |
54.092 |
Fire and
Reactivity |
Mild Aromatic |
FG |
Flammable
Gas |
n-Butane |
C4H10 |
58.12 |
fire |
Faintly
Disagreeable |
FG |
Flammable
Gas |
1-Butene |
C4H8 |
56.11 |
fire |
Slightly
Aromatic |
FG |
Flammable
Gas |
cis-2-Butene |
C4H8 |
56.11 |
fire |
Slightly
Aromatic |
FG |
Flammable
Gas |
trans-2- Butene |
C4H8 |
56.11 |
fire |
Slightly
Aromatic |
FG |
Flammable
Gas |
Carbon Dioxide |
CO2 |
44.01 |
High Pressure
And Inhalation |
None |
NFG |
Nonflammable Gas |
Carbon Monoxide |
CO |
28.01 |
Fire and
Inhalation |
None |
FG |
Flammable
Gas |
Carbonyl Sulfide |
COS |
60.075 |
Fire and
Inhalation |
Rotten Eggs |
FG |
Flammable
Gas |
Chlorine |
CI2 |
70.91 |
Inhalation and
Bodily Contact |
Purgent,
Irritating |
NFG&P |
Nonflammable Gas |
Chlorine Trifuoride |
CIF3 |
92.45 |
Inhalation and
Bodily Contact |
Sweet,
Irritating |
OX&P |
Oxidiser |
Cyanogen |
CNCN |
52.036 |
Inhalation |
Pungent,
Almond-Like |
PG&FG |
Poison A |
Cyanogen Chloride |
CNCI |
61.47 |
Inhalation |
Irritating
Odour |
PG&FG |
Poison A |
Cyclopropane |
C3H6 |
42.08 |
Asphyxiant |
Petroleum Ether |
FG |
Flammable Gas |
Deuterium |
D2 |
4.032 |
fire |
None |
FG |
Flammable Gas |
Diborane |
B2H6 |
27.67 |
Inhalation,
Bodily Contact
And Fire |
Sickly Sweet |
FG&P |
Flammable Gas |
Dichlorosilane |
SIH2CI2 |
100.99 |
Inhalation,
Bodily Contact
And Fire |
Pungent,
Suffocating |
FG |
Flammable Gas |
Diethylamine |
(CH3)2NH |
45.08 |
Fire and
Inhalation |
Fishy |
FG |
Flammable Gas |
Dimethyl Ether |
(CH3)2NO |
46.07 |
Fire and
Inhalation |
Slightly
Ethereal |
FG |
Flammable Gas |
2,2-
Dimethylpropane |
C5H12 |
72.15 |
Asphyxiany and
Flammable |
None |
FL |
Flammable
Liquid |
Disilane |
Si2H6 |
62.22 |
Inhalation and
Fire |
None |
FG |
Flammable Gas |
Ethane |
C2H6 |
30.07 |
Fire |
None |
FG |
Flammable Gas |
Ethylacetylene |
C4H6 |
54.09 |
Fire |
Garlic-Like |
FL |
Flammable
Liquid |
Ethyl Chloride |
C2H5CI |
64.52 |
Fire |
Pungent,
Ether-Like |
FL |
Flammable
Liquid |
Ethylene |
C2H4 |
28.054 |
Fire and High
Pressure |
Sweet |
FG |
Flammable Gas |
Fluorine |
F2 |
37.997 |
Inhalation and
Bodily Contact |
Sharp,
Penetrating |
OX&P |
Nonflammable Gas |
Germane |
GeH4 |
76.62 |
Inhalation and
Fire |
Pungent Odour |
PG&FG |
Poison A |
Halocarbon 11 |
CCI3F |
137.7 |
Heating to
Decomposition |
Slightly
Ethereal |
Non |
Non |
Halocarbon 12 |
CCI3F2 |
120.91 |
Heating to
Decomposition |
Slightly
Ethereal |
NFG |
Nonflammable Gas |
Halocarbon 13 |
CCIF3 |
104.46 |
Heating to
Decomposition |
Slightly
Ethereal |
NFG |
Nonflammable |
Halocarbon 13 B1 |
CBrF3 |
148.91 |
Heating to
Decomposition |
None |
NFG |
Nonflammable Gas |
Halocarbon 14 |
CF4 |
88.00 |
High Pressure
And Suffocation |
None |
NFG |
Nonflammable Gas |
Halocarbon 21 |
CHCI2F |
102.92 |
Heating to
Decomposition |
Slightly
Ethereal |
None |
None |
Halocarbon 22 |
CHCIF2 |
86.47 |
Heating to
Decomposition |
Slightly
Ethereal |
NFG |
Nonflammable Gas |
Halocarbon 23 |
CHF3 |
70.01 |
High Pressure
And Suffocation |
Slightly
Ethereal |
NFG |
Nonflammable Gas |
Halocarbon 113 |
CCI2F-CCI2F |
187.38 |
Heating to
Decomposition |
Slightly
Ethereal |
None |
None |
Halocarbon 114 |
C2CI2F4 |
170.93 |
Heating to
Decomposition |
Slightly
Ethereal |
None |
None |
Halocarbon 115 |
C2CIF5 |
154.45 |
Heating to
Decomposition
And
Suffocation |
Slightly
Ethereal |
NFG |
Nonflammable Gas |
Halocarbon 116 |
C2F6 |
138.01 |
Heating to
Decomposition
And
Suffocation |
None |
NFG |
Nonflammable Gas |
Halocarbon 142B |
CH3CCIF2 |
100.50 |
Fire |
Slightly
Ethereal |
FG |
Flammable Gas |
Halocarbon 152A |
C2H4F2 |
66.05 |
Fire |
Slightly
Ethereal |
FG |
Flammable Gas |
Halocarbon
C-318 |
C4F8 |
200.03 |
Heating to
Decomposition |
None |
NFG |
Nonflammable Gas |
Halocarbon
1132A |
C2H2F2 |
64.04 |
Fire and
Heating to
Decomposition |
Slightly
Ethereal |
FG |
Flammable Gas |
Helium |
He |
4.003 |
High Pressure
And Suffocation |
None |
NFG |
Nonflammable Gas |
Hexafluoropropylene |
C3F6 |
150.03 |
Inhalation
(Mildly Toxic) |
None |
NFG |
Nonflammable Gas |
Hydrogen |
H2 |
2.016 |
Fire and High
Pressure |
None |
FG |
Flammable Gas |
Hydrogen Bromide |
HBr |
80.92 |
Inhalation and
Bodily Contact |
Irritating |
NFG |
Nonflammable Gas |
Hydrogen Chloride |
HCI |
36.46 |
Inhalation and
Bodily Contact |
Pungent,
Suffocating |
NFG |
Nonflammable Gas |
Hydrogen Fluoride |
HF |
20.01 |
Inhalation,Bodily
Contact,Reactivity |
Sharp,
Penetrating |
CORR |
Corrosive
Material |
Hydrogen Selenide |
H2Se |
80.976 |
Inhalation, Bodily
Contact and Fire |
Disagreeable |
FG&P |
Flammable Gas |
Hydrogen Sulfide |
H2S |
34.08 |
Inhalation and
Fire |
Rotten Eggs |
FG&P |
Flammable Gas |
Iodine Pentafluoride |
IF5 |
221.9 |
Inhalation and
Bodily Contact |
Irritating |
OX&P |
Oxidiser |
Isobutane |
i-C4H10 |
58.12 |
Fire |
Faintly Sweet |
FG |
Flammable Gas |
Isobutylene |
C4H8 |
56.11 |
Fire |
Coal Gas |
FG |
Flammable Gas |
Krypton |
Kr |
83.30 |
High Pressure
And Suffocation |
None |
NFG |
Nonflammable Gas |
Methane |
CH4 |
16.04 |
Fire and High
Pressure |
None |
NFG |
Nonflammable Gas |
Methylacetylene |
C3H4 |
40.065 |
Fire,
moderately
toxic by
inhalation,
narcotic |
Sweet |
FG |
Flammable Gas |
Methyl Bromide |
CH3Br |
94.94 |
Inhalation and
Bodily Contact |
Chloroform-Like |
P |
Poison B |
3-Methybutene-1 |
C5H10 |
70.135 |
Fire and
Asphyxiant |
None |
FL |
Flammable
Liquid |
Methyl Chloride |
CH3CL |
50.49 |
Inhalation, Fire and
Bodily Contact |
Faintly Sweet |
FG |
Flammable Gas |
Methyl Fluoride |
CH3F |
34.03 |
Asphyxiant
And Fire |
None |
FG |
Flammable Gas |
Methyl Mercaptan |
CH3SH |
48.11 |
Inhalation and
Fire |
Extremely |
FG |
Flammable Gas |
Monoethylamine |
C2H5NH2 |
45.08 |
Inhalation and
Fire |
Strong
Ammoniacal |
FL |
Flammable
Liquid |
Monomethylamine |
CH3NH2 |
31.058 |
Inhalation and
Fire |
Fishy in Low
Concentrations,
Ammonical in High
Concentrations |
FG |
Flammable Gas |
Neon |
Ne |
20.18 |
High Pressure
And
Suffocation |
None |
NFG |
Nonflammable |
Nitric Oxide |
NO |
30.01 |
Inhalation and
Reactivity |
Slightly
Irritating |
PG |
Poison A |
Nitrogen |
N2 |
28.01 |
High Pressure
And
Suffocation |
None |
NFG |
Nonflammable
Gas |
Nitrogen Dioxide or
Nitrogen Tertoxide |
NO2,N2O4 |
46.01 |
Inhalation and
Reactivity |
Slightly
Irritating |
Pg&OX |
Poison A |
Nitrogen Trifluoride |
NF3 |
71.00 |
Inhalation,
Bodily,
Contact and
Reactivity |
Moldy |
NFG |
Nonflammable
Gas |
Nitrogen Trioxide |
N2O3 |
76.01 |
Inhalation,
Bodily,
Contact |
Slightly
Irritating |
PG |
Poison A |
Nitrous Oxide |
N2O |
44.01 |
Support
Combustion
Suffocation |
Sweet |
NFG |
Nonflammable
Gas |
Oxygen |
O2 |
32.00 |
Fire and High
Pressure |
None |
OX |
Nonflammable
Gas |
Perfluoropropane |
C3F8 |
188.02 |
Suffocation |
Faintly Sweet |
NFG |
Nonflammable
Gas |
Phosgene |
C3F8 |
98.92 |
Inhalation |
Musty Hay |
PG |
Poison A |
Phosphines |
PH3 |
34.00 |
Inhalation and
Fire |
Garlic or
Onion-Like |
PG&FG |
Poison A |
Propane |
C3H8 |
44.10 |
Fire |
Faintly
Disagreeble |
FG |
Flammable Gas |
Propylene |
C3H6 |
42.08 |
Fire |
Faintly Sweet |
FG |
Flammable Gas |
Silane |
SiH4 |
32.12 |
Spontaneous
Flammability |
Choking |
FG |
Flammable Gas |
Silicone
Tetrafluoride |
SiF4 |
104.08 |
Inhalation and
Bodily Contact |
Suffocating |
NFG |
Nonflammable
Gas |
Sulfur Dioxide |
SO2 |
64.06 |
Inhalation |
Pungent and
Irritating |
NFG |
Nonflammable |
Sulfur Hexafluoride |
SF6 |
146.05 |
Suffocation
And
High Pressure |
None |
NFG |
Nonflammable |
Sulfur Tetrafluoride |
SF4 |
108.06 |
Inhalation and
Bodily Contact |
Pungent and
Irritating |
NFG |
Nonflammable
Gas |
Tetrafluoroethylene |
C2F4 |
100.016 |
Fire and
Reactivity |
None |
FG |
Flammable Gas |
Trimethylamine |
(CH3)3N |
59.11 |
Inhalation and
Fire |
Fishy |
FG |
Flammable Gas |
Tungsten
Hexafluoride |
WF6 |
297.84 |
Inhalation,
Bodily,
Contact and
Reactivity |
None |
CORR |
Corrosive
Material |
Vinyl Chloride |
C2H3CI |
62.50 |
Fire, Inhalation
And
Bodily Contact |
Pleasant Sweet |
FG |
Flammable Gas |
Xenon |
Xe |
131.30 |
High Pressure |
None |
NFG |
Nonflammable
Gas |
|