Formula: C4H10
or R600A
n-Butane is a colorless, flammable, liquefied gas.
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Applications
Applications of n-butane include the following:
- Used for gasoline blending
- As a fuel gas
- Fragrance extraction solvent
- As a feedstock for the manufacturing of ethylene and butadiene
| Grade 2 | Grade 2.5 | Grade 3 | Grade 3.5 | Grade 4 | |
|---|---|---|---|---|---|
| Purity | 99.0% | 99.5% | 99.9% | 99.95% | 99.99% |
| Nitrogen | < 400 ppmv | < 400 ppmv | < 100 ppmv | < 40 ppmv | < 20 ppmv |
| Oxygen | < 100 ppmv | < 100 ppmv | < 20 ppmv | < 10 ppmv | < 5 ppmv |
| Other Hydrocarbons | < 9000 ppmv | < 4500 ppmv | < 900 ppmv | < 500 ppmv | < 90 ppmv |
| Sulfur | < 1 ppmv | < 1 ppmv | < 1 ppmv | < 1 ppmv | < 1 ppmv |
| Moisture | < 10 ppmv | < 5 ppmv | < 4 ppmv | < 3 ppmv | < 3 ppmv |
| Total Impurities | < 1 % | < 5000 ppmv | < 1000 ppmv | < 500 ppmv | < 100 ppmv |
**Moisture level guaranteed only when Electronic Fluorocarbons prepares the cylinders.
All concentrations are on a mol/mol basis unless otherwise stated.
This product is analyzed liquid phase.
| Chemical & Physical Properties | |
| Molecular Weight | 58.12 |
| Specific Volume | 6.4 cf/lb |
| Pressure @ 70° F | 16.3 psig |
| Flammability Limits | 1.8-8.4% in Air |
| Valve Outlet | CGA 510 LB CGA 170 |
| Shipping Information | |
| DOT Name | Butane |
| Hazard Class | 2.1 |
| DOT No. | UN 1011 |
| DOT Label | Flammable Gas |
| CAS No. | 106-97-8 |
| Cylinder Size | Fill Weight (lbs) |
| 1/2 ton | 500 |
| LP30 | 120 |
| LP15 | 60 |
| LP05 | 24 |
| LP01 | 6 |
| 49L/Size 300 | 55 |
| 44L/Size 200 | 45 |
| 16L/Size 80 | 17 |
| 7L/Size 35 | 7 |
*This gas not available for purchase online.
