China Factory Supply High Purity Electron 99.999% Krypton Gas, Find details about China Krypton Gas, High Purity from Factory Supply High Purity Electron 99.999% Krypton Gas
NAME | PURITY(%) | IMPURITY ppm(v/v) | |||||
O2 | N2 | H2 | Xe | THC | H2O | ||
UHP Krypton | 99.999 | ≤1 | ≤5 | ≤2 | ≤35 | ≤2 | ≤2.5 |
Krypton | 99.99 | ≤5 | ≤15 | ≤2 | ≤50 | ≤3 | ≤3 |
Physical properites
Physical properties | |
Chemical name | kr |
Molecular weight | 83.80 |
Density of the gas at 70°F (21,1°C), 1 atm | 0.2172 lb/ft3, 3.479 kg/m3 |
Specific gravity of the gas at 70°F (21 ,1°C), 1 atm | 2.899 |
Specific volume of the gas at 70ºF (21,1°C), 1 atm | 4.604 ft3/lb, 0.287 m3/kg |
Boiling point at 1 atm | -244.0ºF, -153.4ºC |
Melting point at 1 atm | -251º F, -157ºC |
Critical temperature at 1 atm | -82.8ºF, -63.8ºC |
Critical density | 56.7 lb/ft3, 908 kg/m3 |
Critical pressure | 798.0 psia, 55.02 bar |
Triple point | -251.3ºF, -157.4ºC |
Latent heat of vaporization at normal boiling point | 46.2 Btu/lb, 107.5 kJ/kg |
Latent heat of fusion at triple point | 8.41 Btu/lb, 19.57 kJ/kg |
Specific heat of the gas at 70ºF (21,1°C), 1 atm Cp Cv | 0.060 Btu/(lb) (ºF) 0.251 kJ/(kg) (ºC) 0.035 Btu/(lb) (ºF) 0.146 kJ/(kg) (ºC) |