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Oxygen 2.5, cryogenically liquefied

cryogenically liquefied
Purity 99,5 vol.%
Descriptions Oxygen 2.5

Impurities

Nitrogen + argon 5000 vol. ppm
Delivery formats For static and mobile tank installations

Properties oxidising , see saftey data sheet
Valve connection plant specific
Shoulder colour none, proper transport marking in accordance with ADR

Conversions

m3 kg l liquefied
1 at 288.15 K (15°C); 1 bar 1,000 1,337 1,172
1 kg 0,748 1,000 0,876
1 l liquid at T boiling point; 1 bar 0,853 1,141 1,000

Other delivery formats

on request ; Alumini® 12, 200 Oxygen 5.0 ; in static and mobile tanks: Liquid oxygen 2.5, 3.5, 4.5, 5.0, 5.5, 6.0, for medical purposes (LOXMED Respadur®), Protadur® E948 ; in steel cylinders and bundles: Oxygen 2.5, 3.5, 4.5, 5.0, 5.5, 6.0, for medical purposes, for aviation, Protadur® E948, Secudur® O ; in 300 bar technology: Oxygen 2.5 and 3.5, Protadur® E 948

Physical Data

Molar mass g mol-1
Liquid State
Boiling Point 90,28 (-182,9) K (°C)
Heat of Evaporation 212,98 kJ kg-1
Liquid Density 1141,0 kg m-3
Gaseous state
Density (at 273.15 K and 1.013 bar) 1,43 kg m-3
Density Ratio to Air (at 288.15 K and 1.013 bar) 1,11
Specific heat (at 298.15 K and 1.013 bar) 0,92 kJ kg-1 K-1
Thermal Conductivity (at 288.15 K and 1.013 bar) 0,0254 J s-1 m-1 K-1
Critical Point
Temperature 154,57 (-118,6) K (°C)
Pressure 50,43 bar
Density 436,1 kg m-3
Triple Point
Temperature 54,4 (-218,8) K (°C)
Vapour Pressure 0,0015 bar
Heat of Fusion 13,9 kJ kg-1
Additional operating figures
Ignition Point -- K (°C)
Ignition Range in Air -- vol.%
Calorific Value to DIN 51850 -- kJ kg-3
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