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Ethene 3.5, gaseous, compressed

gaseous, compressed
Purity 99,95 vol.%
Descriptions Ethene 3.5

Impurities

Impurities

Nitrogen + oxygen 100 vol. ppm
Moisture 10 vol. ppm
Hydrocarbons 500 vol. ppm
Delivery formats In steel cylinders
Cylinders/container volumes 10 l 50 l 10 l 50 l
Content Content (kg) 3,2 16 3,2 16
Filling pressure Filling pressure (bar) 72 72 72 72

Unless otherwise stated, these refer to vapour pressure at 288,15K (15°C) and to content at 288,15K (15°C) and 1,013 bar.

Unless otherwise stated, these refer to vapour pressure at 288,15K (15°C) and to content at 288,15K (15°C) and 1,013 bar.

Properties highly flammable
Valve connection DIN 477 No. 1 | (W 21.80 x 1/14 LH)
Shoulder colour flame red (RAL 3000)

Conversions

m3 kg l liquefied
1 at 288.15 K (15°C); 1 bar 1,000 1,179 2,072
1 kg 0,848 1,000 1,757
1 l liquid at T boiling point; 1 bar 0,483 0,569 1,000

Other delivery formats

on request ; Alumini® 12, 200 Ethene 2.5 ; in steel cylinders and bundles: Ethene 2.5 and 3.5

Physical Data

Molar mass 28,05 g mol-1
Sublimation point
Sublimation temperature -- K (°C)
Heat of sublimation -- kJ kg-1
Density -- kg m-3
Gaseous state
Density (at 273.15 K and 1.013 bar) 1,26 kg m-3
Density Ratio to Air (at 288.15 K and 1.013 bar) 0,98
Specific heat (at 298.15 K and 1.013 bar) 1,54 kJ kg-1 K-1
Thermal Conductivity (at 288.15 K and 1.013 bar) 0,0188 J s-1 m-1 K-1
Critical Point
Temperature 282,65 (9,5) K (°C)
Pressure 50,76 bar
Density 218 kg m-3
Triple Point
Temperature 104 (-169,2) K (°C)
Vapour Pressure 0,0012 bar
Heat of Fusion 119,5 kJ kg-1
Additional operating figures
Ignition Point 698 (424,9) K (°C)
Ignition Range in Air 2,4-32,6 vol.%
Calorific Value to DIN 51850 63414 kJ kg-3

Typical applications

Suitable pressure regulators:

WEGA range: see brochure: "Good on Top: Pressure Regulators for Specialty Gases". WEGA range: see brochure: "Good on Top: Pressure Regulators for Specialty Gases".
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