Contact

Sulphur dioxide 3.0, liquefied under pressure

liquefied under pressure
Purity 99,9 vol.%
Descriptions Sulphur dioxide 3.0
Delivery formats In steel cylinders
Cylinders/container volumes 10 l 50 l
Content (kg) 12 61
Vapour Pressure (bar) 2,7 2,7

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 corrosive , toxic
Valve connection DIN 477 No. 7 | (G5/8)
Shoulder colour zinc yellow (RAL 1018)

Conversions

m3 kg l liquefied
1 at 288.15 K (15°C); 1 bar 1,000 2,725 1,869
1 kg 0,367 1,000 0,686
1 l liquid at T boiling point; 1 bar 0,535 1,458 1,000

Other delivery formats

on request

Physical Data

Molar mass 64,06 g mol-1
Liquid State
Boiling Point 263,14 (-10,0) K (°C)
Heat of Evaporation 389,37 kJ kg-1
Liquid Density 1458,0 kg m-3
Gaseous state
Density (at 273.15 K and 1.013 bar) 2,93 kg m-3
Density Ratio to Air (at 288.15 K and 1.013 bar) 2,27
Specific heat (at 298.15 K and 1.013 bar) 0,06 kJ kg-1 K-1
Thermal Conductivity (at 288.15 K and 1.013 bar) 0,0091 J s-1 m-1 K-1
Critical Point
Temperature 430,8 (157,7) K (°C)
Pressure 78,84 bar
Density 525,0 kg m-3
Triple Point
Temperature 197,6 (-75,6) K (°C)
Vapour Pressure 0,0167 bar
Heat of Fusion 115,6 kJ kg-1
Additional operating figures
Ignition Point -- K (°C)
Ignition Range in Air -- vol.%
Calorific Value to DIN 51850 -- kJ kg-3

Typical applications

Suitable pressure regulators:

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