HVAC Buddy®

R-421B Refrigerant:

Oil Type:
POE

Critical Temperature:
156.2 F / 69 C

Critical Pressure:

Alternate Name:

Composition:

GWP:
3200

Safety Class:
A1

CAS Number:
354-33-6 / 811-97-2

Substitute For:
R-502, R-22, R-507, R-404A, R-402A & B, R-408A

Ozone Depletion Potential:

Color Code:

Molecular Mass:
116.9

Triple Point:

Boiling Temperature:
-50.2 F / -45.7 C

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111 Refrigerants:

R-11 R-113 R-114 R-115 R-116 R-12 R-123 R-1234YF R-1234ZE R-124 R-125 R-1270 R-13 R-134A R-141B R-142B R-143A R-152A R-21 R-218 R-22 R-227ea R-23 R-236ea R-236fa R-245ca R-290 R-32 R-365MFC R-401A R-401B R-401C R-402A R-402B R-403A R-403B R-404A R-405A R-406A R-407A R-407B R-407C R-407D R-407E R-407F R-408A R-409A R-409B R-41 R-410A R-410B R-411A R-411B R-412A R-413A R-414A R-414B R-415A R-415B R-416A R-417A R-418A R-419A R-420A R-421A R-421B R-422A R-422B R-422C R-422D R-423A R-424A R-425A R-426A R-427A R-428A R-429A R-430A R-431A R-432A R-433A R-434A R-435A R-436A R-436B R-437A R-438A R-441A R-442A R-443A R-444A R-448A R-449A R-500 R-501 R-502 R-503 R-504 R-507A R-508A R-508B R-509A R-510A R-512A R-600 R-600A R-601 R-601A R-717 R-744 R-E170

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