Gases - Dynamic Viscosities

Absolute (dynamic) viscosities of some common gases at normal pressure. Viscosities are given in units of 10⁻⁵ Pa·s across various temperatures from 0°C to 600°C.

Gas	0°C	20°C	50°C	100°C	200°C	300°C	400°C	500°C	600°C
Air	1.73	1.82	1.96	2.2	2.61	2.98	3.32	3.64	3.94
Ammonia	0.92	0.99	1.1	1.3	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	1.2
Carbon dioxide	1.37	1.47	1.61	1.85	2.3	2.71	3.08	3.42	3.74
Carbon monoxide	1.66	1.74	1.88	2.1	2.52	2.9	3.25	3.56	3.86
Chlorine	1.23	1.32	1.45	1.69	2.1	2.5
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	2.1	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	1.1	1.19	1.35	1.63	1.88	2.11	2.33	2.53
Neon	2.98	3.13	3.36	3.7	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	2.7	3.07	3.4	3.7
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	1.4	1.64	2.09	2.51	2.9	3.26	3.61
Xenon	2.12	2.28	2.51	2.88	3.57	4.2	4.79	5.34	5.86