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Gases - Dynamic Viscosities

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Viscosities of gases at normal pressure:

Gases - Dynamic (Absolute) Viscosities
GasAbsolute Viscosity (10-5 Pa s)
Temperature (°C)
02050100200300400500600
Air 1.73 1.82 1.96 2.20 2.61 2.98 3.32 3.64 3.94
Ammonia 0.92 0.99 1.10 1.30 1.68 2.06 2.44 2.82 3.19
Argon 2.1 2.23 2.42 2.73 3.28 3.77 4.22 4.64 5.04
Benzene 0.7 0.75 0.81 0.94 1.20
Carbon dioxide 1.37 1.47 1.61 1.85 2.30 2.71 3.08 3.42 3.74
Carbon monoxide 1.66 1.74 1.88 2.10 2.52 2.90 3.25 3.56 3.86
Chlorine 1.23 1.32 1.45 1.69 2.10 2.50
Chloroform 0.94 1.01 1.11 1.28 1.62 1.95
Ethylene 0.97 1.03 1.12 1.28 1.54 1.79
Helium 1.87 1.96 2.10 2.32 2.73 3.12 3.48 3.84 4.18
Hydrogen 0.84 0.88 0.94 1.04 1.21 1.37 1.53 1.69 1.84
Methane 1.03 1.10 1.19 1.35 1.63 1.88 2.11 2.33 2.53
Neon 2.98 3.13 3.36 3.70 4.32 4.89 5.43 5.94 6.44
Nitrogen 1.66 1.76 1.89 2.12 2.51 2.86 3.19 3.49 3.78
Nitrous oxide 1.37 1.47 1.61 1.84 2.29 2.70 3.07 3.40 3.70
Oxygen 1.95 2.04 2.18 2.44 2.93 3.37 3.76 4.13 4.47
Steam 0.92 0.97 1.06 1.24 1.62 2.03 2.45 2.86 3.26
Sulphur dioxide 1.16 1.26 1.40 1.64 2.09 2.51 2.90 3.26 3.61
Xenon 2.12 2.28 2.51 2.88 3.57 4.20 4.79 5.34 5.86
  • 1 Pa s = 1 N s/m2 = 10 poise = 1,000 milliPa s
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