C2H6-Ethane(R170)
Formula:C3H8
CAS No.: 74-98-6
EINECS No.: 200-827-9
UN No.: UN1978
Purity: 99.9%-99.999%
Dot Class: 2.1 flammable
Propane is a three-carbon alkane with the molecular formula C₃H₈. It is a gas at standard temperature and pressure, but compressible to a transportable liquid.
1.Widely used as a fuel for suburban home heating systems and gas appliances
2.Used a fuel for intraplant trucking
3.Used as a refrigerant gas and as a thermobulb fill for temperature and pressure control instruments
4.As a low temperature extraction solvent
5.Used as a refrigerant in chemical, petroleum refining, and gas processing operation
6.As a selective solvent for removing asphaltic components from the higher-boiling fractions of crude oils
| GRADE 2 | GRADE 3 | GRADE 3.5 | GRADE 4 | GRADE 4.5 | GRADE 5 | |
| Purity | 99.00% | 99.90% | 99.95% | 99.99% | 100.00% | 100.00% |
| Nitrogen | < 800 ppmv | < 100 ppmv | < 30 ppmv | < 10 ppmv | < 5 ppmv | < 2 ppmv |
| Oxygen | < 200 ppmv | < 25 ppmv | < 10 ppmv | < 2 ppmv | < 1 ppmv | < 1 ppmv |
| Carbon Dioxide | < 200 ppmv | < 20 ppmv | < 10 ppmv | < 2 ppmv | < 2 ppmv | < 1 ppmv |
| Propylene | < 800 ppmv | < 200 ppmv | < 50 ppmv | < 10 ppmv | < 10 ppmv | < 2 ppmv |
| Other Hydrocarbons | < 9,000 ppmv | < 900 ppmv | < 400 ppmv | < 80 ppmv | < 40 ppmv | < 8 ppmv |
| Moisture | < 10 ppmv | < 5 ppmv | < 5 ppmv | < 3 ppmv | < 3 ppmv | < 2 ppmv |
| Total Impurities | < 1% | < 1,000 ppmv | < 500 ppmv | < 100 pmv | < 50 ppmv | < 10 ppmv |
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