| CAS No. | 7727-37-9 |
| UN No. | 1066 |
| EINECS No. | 231-783-9 |
| Molecular weight | 28.01 |
| Appearance | colourless, odourless |
| Melting point | -209.86 ℃ |
| Boiling point | -196 ℃ |
| Density | 1.25g/L |
| DOT Class | 2.2 |
| Label | Non-toxic and non-flammable Gas |
Nitrogen, a colorless, odorless gas, is chemically inert.
Used to produce ammonia, nitric acid, nitrate, cyanide and so on.
Fill high temperature thermometers, incandescent bulbs
Used as a coolant in the laboratory
99.999% N2, Industrial Grade
| Specification | 99.999% |
| Oxygen | ≤3 ppm |
| Carbon Dioxide | ≤1 ppm |
| Carbon Monoxide | ≤1 ppm |
| Methane | ≤1 ppm |
| Moisture | ≤3 ppm |
99.9999% N2, High-purity Grade
| Specification | 99.9999% |
| Oxygen | ≤200 ppb |
| Carbon Dioxide | ≤100 ppb |
| Carbon Monoxide | ≤200 ppb |
| Methane | ≤100 ppb |
| Moisture | ≤500 ppb |
*Other Grades and Purity Available on Asking
Package Information
| Cylinder Specifications | Contents | Pressure | ||
| Cylinder Capacity | Valve | Volume | bar | psig |
| 40L | QF-2 | 6 m3 | 150 | 2175 |
| 50L | QF-2 | 10 m3 | 200 | 2900 |
*Other Packages Available on Asking
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Advantanges
More than fifteen years on the market.
ISO certificate manufacturer & Stable raw material source.
On-line analysis system for gas quality control in every step, highly close to 100% pass rate.
Experienced DG International Shipping Team by sea & air.
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