Carbon dioxide SFE high purity
| Impurities Carbon dioxide SFE high purity, ppm: | | O2 |  | 1 | | N2 | | 2 | | CO | | 0,5 | | H2O | | 1 | | HC | | 0,01 | | hal. HC**** | | 0,01 ppb |
The percentages indicated in conjuction with purities are mole percents (ideal volume percentages) |
| Conversion factors Carbon dioxide |
m³ gas
(15 °C, 1 bar) | Litre
liquid (-56.6°C, 5.2 bar) | kg | | 1 | 1,569 | 1,848 | | 0,637 | 1 | 1,178 | | 0,541 | 0,849 | 1 |
| Identification Carbon dioxide SFE high purity | | Cylinder shoulder color: | Grey RAL 7037 | | Label: | Carbon dioxide SFE high purity
| Valve outlet:
| W 21.80 x 1/14, DIN 477 No. 6
(double valve with dip tube for SFC/ SFE & SFE high purity)
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| Properties Carbon dioxide | Under pressure liquified gas, suffocating
|  | | MAK value: | 5000 ppm | | Chemical symbol: | CO2 | | Molar mass: | 44.010 g/mol | | Critical temperature: | 304.21 K (31.06 °C) | | Sublimation temperature on 1,013 bar: | 194.65 K (-78.5 °C) | | Relative density at 15°C, 1 bar (dryair = 1): | 1.528 |
| Applications Carbon dioxide SFE high purity | - for sample extraction and chromatographic separation in analysis
- cleaning of wafers
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Carbon dioxide is also available cryogenically liquefied, in road tankers. In this case the technical equipment required is provided by Linde.
Mixtures of Carbon dioxide with other gases in defined compositions, e.g. laser gases, calibration gases for exhaust gas tests.
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