Biotech, chemical, petrochemical & pharmaceutical - HiQ® Specialty ...

HiQ ® specialty gas program – Biotech, chemical, petrochemical & pharmaceutical
Physical data
Gas name
Boiling point (1 atm) Critical point Flammability in air
Temp.
°F
Heat of
vaporization
70 °F BTU/lb
Temp.
°F
Pressure
psi(a)
Density
lb/ft 3
Lower
limit
% volume
Upper
limit
% volume
R 114 1,2-Dichlorotetrafluorethane 38.81 55.491 294.28 473.23 36.33 n.a. n.a.
R 115 Chloropentafluoroethane –38.38 41.375 176.02 457.94 38.27 n.a. n.a.
R 116 Hexafluoroethane –108.74 67.39 432.08 38.46 n.a. n.a.
R 134a Tetraflouroethane –14.78 78.666 214.09 589.45 31.69 n.a. n.a.
R 142b 1-Chloro-1,1-difluoroethane 14.00 87.570 278.71 598.13 27.16 9.0 15.0
R 152a 1,1-Difluoroethane –14.42 121.954 236.23 652.51 22.78 4.0 18.0
Silane –169.85 25.81 702.48 15.11 1.0 100
Silicon tetrafluoride –139.25 6.55 539.35 39.38 n.a. n.a.
Sulphur dioxide 13.98 152.612 315.70 1,143.52 32.78 n.a. n.a.
Sulphur hexafluoride –83.00 28.302 113.99 545.35 45.93 n.a. n.a.
Trimethylamine 37.19 162.632 320.20 590.80 14.53 2.0 11.6
Tungsten hexafluoride n.a. n.a.
Vinyl bromide 60.46 98.433 391.75 1,041.39 33.38 — 24.9
Vinyl chloride 7.95 140.958 317.95 822.38 21.80 4.0 22.0
Vinyl methyl ether 41.92 174.163 326.95 677.34 17.27 2.6 39.0
Xenon –162.60 61.88 847.10 69.46 n.a. n.a.