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BTTRI GAS® 404A is A long- term, non-ozone-depleting replacement for R-502 in low- and medium-temperature commercial refrigeration systems
| Appearance | Colorless |
| Odor | Odorless |
| Purity(≥%) | 99.9 |
| Moisture(≤%) | 10 PPM |
| Acidity(≤%,HCl) | 1 PPM |
| Toxicity | None |
| Atmospheric Lifetime | 40.36 |
| ODP | 0.0 |
| GWP | 3,922 |
All Containers should be stored in cool, dry and ventilated place, and kept away from sunlight and rain.
| Disposable Cylinder | 10.9kgs |
| ISO Tank | 16 MT |
| Refillable Cylinder | N/A |
| Chemical Name | Pentafluoroethane\Trifluoroethane Tetrafluoroethane |
| Chemical Formula | CHF2CF3/CH3CF3/CF3CH2F |
| ASHRAE Number | R404A |
| Molecular Weight | 97.6 |
| Boiling Point @1Atmos | -51.8 |
| Freezing Point @1Atmos | - |
| Critical Temperature | 162.3 |
| Critical Pressure (psia) | 535.0 |
| Saturated Liquid Density @ 86°F (lb./cu.ft.) | 63.7 |
| Specific Heat of Liquid @ 86°F (Btu/lb.°F) | 0.37 |
| Specific Heat of Vapour (Btu/lb.°F) | 0.21 |
| Specific Heat Ratio of Vapor@86°F &1Atmos.(k=Cp/Cv) | 1.12 |
| Flammability & Explosively. (Based on ASHRAE Standard 34 with Match ignition)+ + | None |
| ANSI/ASHRAE Standard 34-1992 Safety Group Classification | A1/A1 |
