| ../
Product Name: (HFC-227ea GAS)
Chemical Name: 1,1,1,2,3,3,3-Heptafluoropropane
Specification:
|
Item |
|
NFPA 2001 |
|
Appearance |
colorless liquefied gas |
colorless liquefied gas |
|
Assay by GC: |
99.9% (min) |
99.0% (min) |
|
Moisture |
10 ppm (max) |
10 ppm (max) |
|
Acidity as HF |
1 ppm (max) |
3 ppm (max) |
|
Non-volatile Residue |
0.05 mg/100ml (max) |
0.05 mg/100ml (max) |
Toxicity:
| NOAEL(V/V) |
9% |
| LOAEL(V/V) |
10.5% |
| LC50(V/V) |
>80% |
Physical and Chemical Properties:
| Empirical formula |
CF3-CHF-CF3 |
| Molecular weight |
170.03 |
| Boiling point |
-16.36℃ |
| Freezing point |
-131℃ |
| Critical temperature |
101.7℃ |
| Critical pressure |
2.912MPa |
| Critical density |
0.621Kg/dm3 |
| Viscosity liquid(25℃) |
0.226 Cp |
| Vapor pressure(25℃) |
457.7 Kpa |
| Liquid density at 21℃ |
1.4032Kg/L |
| Vapor pressure at 21℃ |
4.04bar |
| Ozone depleting potential |
0 |
| Atmospheric lifetime |
31-42 years | |