| General Characteristics |
Led Ammonia is an ultra clean grade Ammonia developed for the use in ultra-sensitive Gallium Nitride processes for the production of lasers and LEDs. This ammonia gurantees the lowest levels yet achieved for oxygen-bearing compounds, water, carbon compounds, and metals. |
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| Physical Properties |
| Molecular Weight |
17.030 |
| Flammability Limits in air |
15 - 28% |
Specific Gravity,
Gas @ 70°F(21.1°C), 1 atm(Air=1) |
0.594 |
Density,
Gas @ 70°F(21.1°C), 1 atm |
0.04lbs/ft^3 (0.71ml/g) |
Specific Volume,
Gas @ 70°F(21.1°C), 1 atm |
22.6ft^3/lb (1.411ml/g) |
| Boiling Point @ 1 atm |
-28°F (-33.4°C) |
| Melting Point @ 1 atm |
-107.9°F (-77.8°C) |
| Critical Temperature |
270.4°F (132.4°C) |
| Toxicity |
| PEL |
50 ppm |
| TLV-TWA |
25 ppm |
| STEL |
35 ppm |
| LC50RAT |
7338 ppm |
| IDLH |
500 ppm |
