MSA
Technical Data
ULTIMA X ® Series
62
GB
ULTIMA XIR - Relative Response Factors for Propane Calibration Gas
Measuring gas
100 % LEL in
Vol%
Linearisation
curve
Reference Gas
Concentration
[Propane]
Relative
response
factor
Acetone
2.5 Vol%
(8) Ethylene
0.25 Vol%
3.31
Allyl alcohol
[50 °C]
2.5 Vol%
(2) Propane
0.25 Vol%
3.31
[FAM-] Benzine
65/95
1.1 Vol%
(2) Propane
0.89 Vol%
1.10
1,3-Butadiene
1.4 Vol%
(8) Ethylene
0.25 Vol%
5.97
i-Butane
1.5 Vol%
(4) Butane
0.89 Vol%
1.08
n-Butane
1.4 Vol%
(4) Butane
0.89 Vol%
1.08
2-Butanon
1.8 Vol%
(2) Propane
0.41 Vol%
2.06
i-Butyl Acetate
1.3 Vol%
(2) Propane
0.89 Vol%
1.46
n-Butyl Acetate
[50 °C]
1.3 Vol%
(2) Propane
0.89 Vol%
1.41
i-Butylene
1.6 Vol%
(6) Hexane
0.41 Vol%
1.95
Cyclopentane
1.4 Vol%
(7) Cyclopen-
tane
0.89 Vol%
0.94
Diethyl Ether
1.7 Vol%
(2) Propane
0.89 Vol%
1.22
Ethane
2.5 Vol%
(3) Ethane
0.89 Vol%
0.90
Ethanol
3.1 Vol%
(6) Hexane
0.89 Vol%
1.06
Ethyl Acetate
2.2 Vol%
(2) Propane
0.61 Vol%
1.52
Ethylene Oxide
2.6 Vol%
(6) Hexane
0.41 Vol%
1.91
n-Hexane
1.0 Vol%
(6) Hexane
0.89 Vol%
1.27
Methanol
5.5 Vol%
(3) Ethane
0.89 Vol%
0.70
n-Nonane
0.7 Vol%
(2) Propane
0.89 Vol%
1.37
n-Pentane
1.4 Vol%
(2) Propane
0.89 Vol%
0.99
Propane
1.7 Vol%
(2) Propane
0.85 Vol%
1.00
2-Propanol
2.0 Vol%
(6) Hexane
0.61 Vol%
1.30
Propylene
2.0 Vol%
(2) Propane
0.41 Vol%
2.32
Propylene Oxide
1.9 Vol%
(2) Propane
0.61 Vol%
1.44
