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High purity nitrogen
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High purity nitrogen
Product Name: high purity nitrogen gas high, purity, nitrogen
Molecular formula: N2
Properties: purity is greater than 99.999%. Colorless, odorless, tasteless, non-toxic inert gas. The relative density is DS (21.1 DEG C, air =1) 0.967. Gas density 1.153kg/m3 (21.1 DEG C, 101.3kPa); liquid density 808.5kg/m3 (-195.8 DEG C, 101.3kPa).
Relative molecular mass 28.013
Melting point 63.15K, -210 DEG C, -346oF
Boiling point, 195.6
The critical temperature is 126.1K, -147.05 DEG C, -232.69oF
The critical pressures are 3.4MPa, 33.94bar, 33.5atm, 492.26psia
Critical volume 90.1cm3/mol
Critical density 0.3109g/cm3
Critical compressibility factor 0.292
Eccentricity factor 0.040
The liquid density is 0.729g/cm3 at -180
The coefficient of thermal expansion of the liquid is 0.00753 1/ DEG C at -180
The surface tension is 12.2 * 10-3 N/m, 12.2dyn/cm at -210 centigrade
The gas density was 101.325 kPa (ATM) and 70oF (21.1 DEG C) when 1.160kg/m3, 0.0724 lb/ft3
Relative gas density, 101.325 kPa (1atm) and 70oF (air =1) 0.967
The heat of vaporization is 202.76kJ/kg at boiling point, 87.19 BTU/1b
Melting heat, melting point 25.7kJ/kg, 11.05 BTU/1b
The specific heat capacity of gas at constant pressure is CP at 25, 1.038kJ/ (kg, K), 0.248 BTU/ (1b, R)
The specific heat capacity of gas at constant volume is CP, at 25 degrees 0.741kJ/ (kg = k), 0.177 BTU/ (1b, R)
Specific heat ratio of gas, cp/cv 1.401
Liquid specific heat capacity at -183 DEG C, 2.13kJ/ (kg = k), 0.509 BTU/ (1b, R)
Because of the specific heat capacity of -223, 1.489kJ/ (kg, K), 0.356 BTU/ (1b, R)
The molar entropy of gas is 191.5 J/ (mol. K) at 25
The molar entropy of gas generation is 0 J/ (mol. K) at 25
The molar enthalpy of formation of the gas is 0 KJ/mol at 25
Gas molar Gibbs generation energy; 0 KJ/mol at 25
Solubility parameter 9.082 (J/cm3) 0.5
The molar volume of the liquid is 34.677 cm3 /mol
The solubility in water was 17.28 * 10-6 (W) at 25
Gas viscosity, 175.44 * 10-7 Pa / s, 175.44 P at 25
Liquid viscosity, 0.038mPa, s, CP, 0.038 -150
The gas thermal conductivity is 0.02475 W/ (m * K) at 25
The liquid thermal conductivity is 0.0646W/ (M. K) at -150
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