n-Butane (R600)
C4H10
n-Butane (R600) is supplied as a liquid under its own vapour pressure in cylinders and in T50 ISO containers for international transport as well as road trailers and rail cars. It is generally used in industrial refrigeration applications including LNG liquefaction. It also has applications as a heat transfer fluid in the geothermal industry.
Standard Specifications
(AGT International has multiple sources for n-butane, sample purities are shown below)
| Purity / Assay Impurities (mol) | N1.8 98% | N2.0 99.5% |
|---|---|---|
| n-Butane | > 98% | > 99.5% |
| IsoButane | < 1.0% | < 0.2% |
| Propane | < 1.0% | < 0.3% |
| Methane | < 0.1% | < 100ppm |
| Ethane | < 0.1% | < 100ppm |
| Isopentane | < 0.1% | < 10ppm |
| n-Pentane | < 0.1% | < 10ppm |
| Sulfur | < 1ppm | < 1ppm |
| Moisture | < 10ppm | < 10ppm |
Standard Container Sizes and Fill Volumes
| Container Information |  |  |  |  |
|---|---|---|---|---|
| Type | L454 Cylinder | 20' T50 ISO Container | 40' T50 ISO Container | Road Trailer |
| Contents | 226.9kg | 11,450kg | 18,650kg | 18,800kg |
*Railcars also available (US only). Please contact us for details
Technical Information
| Technical Data | Shipping Information | ||
|---|---|---|---|
| Molecular Weight (g/mol) | 58.12 | Shipping Name | Butane |
| Liquid Density (kg/m³) | 601.4 | Hazard Class | 2.1 |
| Gas Density (kg/m³) | 2.52 | UN No. | UN 1011 |
| Boiling point (°C) | -0.5 | Hazard Label | Flammable liquid |
| Specific Volume (m³/kg) | 0.4 | CAS No. | 106-97-8 |
| Vapour Pressure (bar.a @ 20°C) | 1.12 | ||
| Valve Outlet | Cylinder – CGA 510, T50 - ACME, MALE. 1 ¾” gas phase / 3 ¼” liquid phase | ||