CFC – EPA Technician Certification required to purchase CFC refrigerants

 

Type Chemical Name or Component % Per Component
R-11 Trichlorofluoromethane R-11 (100%)
R-12 Dichlorodifluoromethane R-12 (100%)
R-13 Chlorotrifluoromethane R-13 (100%)
R-13B1 Bromotrifluoromethane R-13B1 (100%)
R-113 Trichlorotrifluoroethane R-113 (100%)
R-114 1,2-Dichloro-1,1,2,2-Tetrafluoroethane R-114 (100%)
R-500 Dichlorodifluoromethane, 1,1-Difluoroethane R-12 (73.8%), R-152a (26.2%)
R-502 Chloropentafluoroethane, Chlorodifluoromethane R-115 (51.2%), R-22 (48.8%)
R-503 Chlorotrifluoromethane, Trifluoromethane R-13 (59.9%), R-23 (40.1%)

 


 

HCFC – EPA Technician Certification required to purchase HCFC refrigerants

 

Type Chemical Name or Component % Per Component
R-22 Chlorodifluoromethane R-22 (100%)
R-123 Dichlorotrifluoroethane R-123 (100%)
R-124 1-Chloro-1,2,2,2-Tetrafluoroethane R-124 (100%)
R-401A Chlorodifluoromethane, 1-Chloro-1,2,2,2-Tetrafluoroethane, 1,1-Difluoroethane R-22 (53%), R-124 (34%), R-152a (13%)
R-401B Chlorodifluoromethane, 1-Chloro-1,2,2,2-Tetrafluoroethane, 1,1-Difluoroethane R-22 (61%), R-124 (28%), R-152a (11%)
R-402A Pentafluoroethane, Chlorodifluoromethane, Propane R-125 (60%), R-22 (38%), R-290 (2%)
R-402B Chlorodifluoromethane, Pentafluoroethane, Propane R-22 (60%), R-125 (38%), R-290 (2%)
R-408A Chlorodifluoromethane, 1,1,1-Trifluoroethane, Pentafluoroethane R-22 (47%), R-143a (46%), R-125 (7%)
R-409A Chlorodifluoromethane, 1-Chloro-1,2,2,2-Tetrafluoroethane, 1-Chloro-1,1 Difluoroethane R-22 (60%), R-124 (25%), R-142b (15%)
R-412A Chlorodifluoromethane, 1-Chloro-1,1-Difluoroethane, Octafluoropropane R-22 (70%), R-142b (25%), R-218 (5%)
R-414B Chlorodifluoromethane, 1-Chloro-1,2,2,2-Tetrafluoroethane, 1-Chloro-1,1 Difluoroethane, n-Butane R-22 (50%), R-124 (39%), R-142b (9.5%), R-600 (1.5%)
R-416A 1,1,1,2-Tetrafluoroethane, 1-Chloro-1,2,2,2-Tetrafluoroethane, n-Butane R-134a (59%), R-124 (39.5%), R-600 (1.5%)

 


 

HFC – EPA Technician Certification required to purchase HFC refrigerants as of 1/1/2018

 

Type Chemical Name or Component % Per Component
R-14 Tetrafluoromethane R-14 (100%)
R-23 Trifluoromethane R-23 (100%)
R-116 Hexafluoroethane R-116 (100%)
R-134a 1,1,1,2-Tetrafluoroethane R-134a (100%)
R-404A 1,1,1-Trifluoroethane, Pentafluoroethane, 1,1,1,2-Tetrafluoroethane R-143a (52%), R-125 (44%), R-134a (4%)
R-407A Pentafluoroethane, 1,1,1,2-Tetrafluoroethane, Difluoromethane R-125 (40%), R-134a (40%), R-32 (20%)
R-407B Pentafluoroethane, 1,1,1,2-Tetrafluoroethane, Difluoromethane R-125 (70%), R-134a (20%), R-32 (10%)
R-407C 1,1,1,2-Tetrafluoroethane, Pentafluoroethane, Difluoromethane R-134a (52%), R-125 (25%), R-32 (23%)
R-407F 1,1,1,2-Tetrafluoroethane, Difluoromethane, Pentafluoroethane R-134a (40%), R-32 (30%), R-125 (30%)
R-410A Difluoromethane, Pentafluoroethane R-32 (50%), R-125 (50%)
R-417A Pentafluoroethane, 1,1,1,2-Tetrafluoroethane, n-Butane R-125 (46.6%), R-134a (50%), R-600 (3.4%)
R-421A Pentafluoroethane, 1,1,1,2-Tetrafluoroethane R-125 (58%), R-134a (42%)
R-422A Pentafluoroethane, 1,1,1,2-Tetrafluoroethane, Isobutane R-125 (85.1%), R-134a (11.5%), R-600a (3.4%)
R-422D Pentafluoroethane, 1,1,1,2-Tetrafluoroethane, Isobutane R-125 (65.1%), R-134a (31.5%), R-600a (3.4%)
R-423A 1,1,1,2-Tetrafluoroethane, 1,1,1,2,3,3,3-Heptafluoropropane R-134a (52.5%), R-227ea (47.5%)
R-427A 1,1,1,2-Tetrafluoroethane, Pentafluoroethane, Difluoromethane R-134a (50%), R-125 (25%), R-32 (15%)
R-438A Pentafluoroethane, 1,1,1,2-Tetrafluoroethane, Difluoromethane, n-Butane, Isopentane R-125 (45%), R-134a (44.2%), R-32 (8.5%), R-600 (1.7%), R-600a (.6%)
R-507 Pentafluoroethane, 1,1,1-Trifluoroethane R-125 (50%), R-143a (50%)
R-508A Hexafluoroethane, Trifluoromethane R-116 (61%), R-23 (39%)
R-508B Hexafluoroethane, Trifluoromethane R-116 (54%), R-23 (46%)

 


 

HFO – EPA Technician Certification required to purchase HFO refrigerants as of 1/1/2018

 

Type Chemical Name or Component % Per Component
R-1234yf 2,3,3,3-Tetrafluoroprop-1-ene R-1234yf (100%)
R-448A Difluoromethane, Pentafluoroethane, 1,1,1,2-Tetrafluoroethane, 2,3,3,3-Tetrafluoroprop-1-ene, Trans-1,3,3,3-Tetrafluoroprop-1-ene R-32 (26%), R-125 (26%), R-134a (21%), R-1234yf (20%), R-1234ze (7%)
R-449A 1,1,1,2-Tetrafluoroethane, 2,3,3,3-Tetrafluoroprop-1-ene, Pentafluoroethane, Difluoromethane R-134a (25.7%), R-1234yf (25.3%), R-125 (24.7%), R-32 (24.3%)
R-450A Trans-1,3,3,3-Terafluoroprop-1-ene, 1,1,1,2-Tetrafluoroethane R-1234ze (58%), R-134a (42%)
R-452A Pentafluoroethane, 2,3,3,3-Tetrafluoroprop-1-ene, Difluoromethane R-125 (59%), R-1234yf (30%), R-32 (11%)
R-513A 2,3,3,3-Tetrafluoroprop-1-ene, 1,1,1,2-Tetrafluoroethane R-1234yf (56%), R-134a (44%)