R-125
​Chemical Name: Pentafluoroethane
ASHRAE Classification: A1
Toxicity: Non-toxic
Flammability: Non-flammable
R-143a
Chemical Name: 1,1,1-Trifluoroethane
ASHRAE Classification: A2L
Toxicity: Low Toxicity
Flammability: Mildly-flammable
R-227ea
Chemical Name: 1,1,1,2,3,3,3-heptafluoropropane
ASHRAE Classification: A1
Toxicity: Low Toxicity
Flammability: Non-flammable
R-32
Chemical Name: Difluoromethane
ASHRAE Classification: A2L
Toxicity: Low Toxicity
Flammability: Mildly flammable
R-407a
Composition: R-32/125/134a (20.0/40.0/40.0)
ASHRAE Classification: A1
Toxicity: Non-toxic
Flammability: Non-flammable
R-410a
Composition: R-32/125 (50.0/50.0)
ASHRAE Classification: A1
Toxicity: Non-toxic
Flammability: Non-flammable
R-507a
Composition: R-125/143a (50.0/50.0)
ASHRAE Classification: A1
Toxicity: Non-toxic
Flammability: Non-flammable
R-1234yf
Chemical Name: 2,3,3,3-tetrafluoro-1-propene
ASHRAE Classification: A2L
Toxicity: Low Toxicity
Flammability: Mildly-flammable
R-134a
​Chemical Name: 1,1,1,2-Tetrafuoroethane
ASHRAE Classification: A1
Toxicity: Non-toxic
Flammability: Non-flammable
R-152a
Chemical Name: 1,1-Difluoroethane
ASHRAE Classification: A2
Toxicity: Non-toxic
Flammability: Flammable
R-245fa
Chemical Name: 1,1,1,3,3-pentafluoropropane
ASHRAE Classification: A1
Toxicity: Low Toxicity
Flammability: Non-flammable
R-404a
Composition: R-125/143a/134a (44.0/52.0/4.0)
ASHRAE Classification: A1
Toxicity: Non-toxic
Flammability: Non-flammable
R-407c
Composition: R-32/125/134a (23.0/25.0/52.0)
ASHRAE Classification: A1
Toxicity: Non-toxic
Flammability: Non-flammable
R-454b
Composition: R-32/1234yf (68.9/31.1)
ASHRAE Classification: A2L
Toxicity: Non-toxic
Flammability: Mildly-flammable
R-1233zd
Chemical Name:
trans-1-chloro-3,3,3-trifluoro-1-propene
ASHRAE Classification: A2L
Toxicity: Non-toxic
Flammability: Non-flammable
R-1234ze
Chemical Name:
trans-1,3,3,3-tetrafluoro-1-propene
ASHRAE Classification: A2L
Toxicity: Non-toxic
Flammability: Mildly-flammable