There's no comment yet| Molecular Formula: | C3H8 |
| Usage: | refrigerant gas |
| Flash Point: | -104oC |
| Boiling Point: | -42.1oC |
| Air-conditioner: | refrigerant |
| Cas NO.: | 74-98-6 |
| Name: | Propane |
| Purity: | 99.9% |
| Brand Name: | Zhongwei |
| Refractive index: | Index of refraction: 1.2898 @ 20 °C |
| Appearance: | gas |
| Melting Point: | -188oC |
| EINECS: | 200-827-9 |
| Packaging Detail: | isotank, cylinder, steel drum |
| Delivery Detail: | within a month after getting the deposit. |
Propane R290
CAS No.: 74-98-6
Physical properties:
Molecular formula C3H8
Molecular weight 44.9
B.P. ℃ -42.2
Critical Tem ℃ 96.67
Critical pressure, Mpa 4.25
Saturated liquid density, 25 ℃ (g/cm3) 0.58
Specific heat of liquid, 25V, [kj/(kg. ℃ )] 1.64
ODP 0
GWP 0.01
UN No. 1798
Product Quality Index
Propane (mol)% ≥99.6
Unsaturated hydrocarbon (ppm) ≤0.001
Sulphur(ppm) ≤1
Moisture (v/v)% ≤0.001
Residues ml/100ml None
Usage:
No.1: R290 is used as heat medium;
No.2: Top and first class grade of R290 can be used as refrigerant, replace of R22.
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