Address
E02 No.509 Floor 5 Unit3 Building1 No.1700 Tianfu Avenue North Section High-tech district Chengdu City Pilot Free Trade Zone China(Sichuan)
Work Hours
Monday to Friday: 9AM - 6PM
Weekend: 10AM - 5PM
Address
E02 No.509 Floor 5 Unit3 Building1 No.1700 Tianfu Avenue North Section High-tech district Chengdu City Pilot Free Trade Zone China(Sichuan)
Work Hours
Monday to Friday: 9AM - 6PM
Weekend: 10AM - 5PM

| CAS No. | 7782-39-0 |
| UN No. | 1957 |
| EINECS No. | 231-952-7 |
| Molecular weight | 4.032 |
| Appearance | colourless, odourless |
| Melting point | 18.73 K |
| Boiling point | 23.65 K |
| Density | 0.180kg/m3 |
| DOT Class | 2.1 |
| Label | Flammable Gas |
Deuterium is a heavier stable isotope of ordinary hydrogen. It is a colorless, odorless, non-toxic flammable gas. Its boiling point is -249.5℃. Like molecular hydrogen, diatomic deuterium molecules also have positive and secondary isomerism. At room temperature, the equilibrium composition of a mixture of positive and secondary isomers of deuterium is 2:1, and this deuterium is called normal deuterium. Lowering the temperature facilitates the conversion to n-deuterium. At 20.4K, the equilibrium mixture contains 97.8% positive deuterium, which is called equilibrium deuterium.
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| Specification | 99.999% |
|---|---|
| Carbon Dioxide | ﹤0.5 ppm |
| Carbon Monoxide | ﹤0.5 ppm |
| Hydrogen Deuteride | ﹤3000 ppm |
| Hydrogen | ﹤ 10 ppm |
| Nitrogen | ﹤10 ppm |
| Oxygen | ﹤1 ppm |
| THC | ﹤1 ppm |
| Water/Heavy Water | ﹤1 ppm |
| Cylinder Capacity | Valve | Volume | bar | psig |
|---|---|---|---|---|
| 8L | CGA350 | 1 m3 | 125 | 1812.5 |
| 40L | CGA350 | 4.5 m3 | 112.5 | 1631.25 |







