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What are the physical properties of liquid nitrogen?

Time: 2018-06-19 08:50 Source: Bander liquid nitrogen tank Author: Rank name Click: second
Number of physical property units Liquid nitrogen container
Molecular weight 28
Specific gravity air = 10.9674
Density kg / m3 (at 0 ℃, 1 ATM) is 1.2507
Boiling point ℃ - 195.8
Melting point ℃ - 209.9
Critical temperature ℃ - 147
Critical pressure atmospheric pressure 33.5
Critical density kg / kg 0.3L
Liquid density kg / kg (boiling point) 0.8L
Latent heat of evaporation kJ / kg 161.19
Specific heat at constant pressure kJ / kg? ℃ 1.034
Thermal conductivity Joule / cm? S? ℃ 2.28x10-4 Liquid nitrogen container

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