R437A refrigerant isR12Replacement refrigerants for R134a, R413A is compatible with traditional and new lubricants. In most cases, the replacement process does not require replacing the refrigerant oil. R437A can also be used asR401B、R423A、R409Ais not recommended for use in centrifugal compressor systems and coolers with overflow evaporators or low pressure receivers.
Composition of R437A
Mole percentage: R125 accounts for 16.8496%, R134A accounts for 79.7899%, R600 accounts for 2.49805%, R601 accounts for 0.862456%
Mass percentage:R125accounting for 19.5%,R134Aaccounting for 78.5%,R600accounting for 1.4%,R601accounted for 0.6%
R437A refrigerant parameters
| Name: R437A, HFC-437A, HC-437A | Classification: Mixed refrigerants |
| Molecular weight: 104 | Molar mass: 104g/mol |
| CAS Number: 354-33-6/811-97-2/106-97-8/109-66-0 | Critical temperature: 96℃ |
| Critical pressure: 4.09MPa | Critical density: 0.512g/cm3 |
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