Type

ASHRAENumber

CASregistrynumber/

BlendName

MolecularFormula

IUPAC Chemical NameMolecular

massu ±

NormalBoiling ORBubble/Dew/AzeotropicPoint(s) °C

CriticalTemp.

°C

CriticalPressure(absolute)

kPa

OEL/PELppm (v/v) &ASHRAE 34

SafetyGroup

RCL/IDLHppm(v/v)

RCL/IDLHg/m3

AtmosphericLifetime(years)

Semi-Empirical

ODP

netGWP100-yr

PCC R-10 56-23-5 CCl4Carbon tetrachloride (Tetrachloromethane)

153.8166±0.0229[1] 76.72[2] 283.35[3] 4,560[3] 100? B1[4] - - 26[5][6] 0.73[6] 1,400[5]

CFC R-11 75-69-4 CCl3F Trichlorofluoromethane 137.3635±0.0174[1] 23.77[2] 197.96[3] 4,408[3] 1,000[7] A1[7] 1,100[7] 6.2[7] 45[5][6] 1.0[6] 4,750[5]

CFC R-12 75-71-8 CCl2F2 Dichlorodifluoromethane 120.9104±0.0119[1] −29.8[2] 111.97[3] 4,136[3] 1,000[7] A1[7] 18,000[7] 90[7] 100[5][6] 1.0[6] 10,900[5]

H R-12B1 353-59-3 CBrClF2 or CF2ClBr Bromochlorodifluoromethane 165.3629±0.0074[1] −3.7[2] 153.8[3] 4,102[3] - - - 16[5][6] 7.1[6] 1,890[5]

H R-12B2 75-61-6 CBr2F2 Dibromodifluoromethane 209.8154±0.0029[1] 22.8[2] 198.11[3] 4,130[3] - - - 2.9[6] 1.7[6] -CFC R-13 75-72-9 CClF3 Chlorotrifluoromethane 104.4573±0.0065[1] −81.5[2] 28.73[3] 3,877[3] 1,000[7] A1[7] 40,000? 200? 640[5] 1[8] 14,400[5]

H R-13B1 75-63-8 CF3Br Bromotrifluoromethane 148.9098±0.002[1] −57.75[2] 67[3] 3,964[3] 1,000[7] A1[7] - - 65[5][6] 16[6] 7,140[5]

PFC R-14 75-73-0 CF4 Tetrafluoromethane 88.0042±0.001[1] −127.8[2] −45.64[3] 3,750[3] 1,000[7] A1[7] 110,000[7] 400[7] 50,000[5] 0[9] 7,390[5]

HCC R-20 67-66-3 CHCl3 Chloroform (Trichloromethane) 119.3731±0.0176[1] 61.2[2] 262.35[3] 5,480[3] - - - 0.51[5] - 31[5]

HCFC R-21 75-43-4 CHFCl2 Dichlorofluoromethane 102.92±0.0121[1] 8.92[2] 178.45[3] 5,180[3] 100? B1[7] - - 1.7[6] 0.04[10] 151[6]

HCFC R-22 75-45-6 CHClF2 Chlorodifluoromethane 86.4669±0.0066[1] −40.7[2] 96.14[3] 4,990[3] 1,000[7] A1[7] 59,000[7] 210[7] 12.0[5][6] 0.05[6] 1,810[5]

H R-22B1 1511-62-2 CHBrF2 or CHF2Br Bromodifluoromethane 130.9194±0.0021[1] −14.6[2] 138.83[3] 5,132[3] - - - 5.8[6] 0.74[8] 404[6]

HFC R-23 75-46-7 CHF3 Trifluoromethane (Fluoroform) 70.0138±0.0011[1] −82.1[2] 25.92[3] 4,836[3] 1,000[7] A1[7] 41,000[7] 120[7] 270[5] 0[9] 14,800[5]

HCC R-30 75-09-2 CH2Cl2Dichloromethane (Methylene

chloride)84.9295±0.0122[1] 39.6[2] 235.15[3] 6,080[3] 100? B2[7] - - 0.38[5] 0[11] 8.7[5]

HCFC R-31 593-70-4 CH2FCl Chlorofluoromethane 68.4764±0.0067[1] −9.1[2] 151.76[3] 5,131[3] 350? B2? 10,000? 20? - 0.02[10] -HFC R-32 75-10-5 CH2F2 Difluoromethane 52.0233±0.0012[1] −52[2][12] 78.11[3] 5,782[3] 1,000[7] A2L[13] 36,000[7] 77[7] 4.9[5] 0[9] 675[5]

HCC R-40 74-87-3 CH3Cl Chloromethane 50.486±0.0069[1] −24.2[2] 143.05[3] 6,660[3] 100? B2[7] - - 1.0[5][6] 0.02[6] 13[5]

HFC R-41 593-53-3 CH3F Fluoromethane 34.0329±0.0014[1] −78.2[2] 44.13[3] 5,897[3] - - - 2.4[5] 0[9] 92[5]

HC R-50 74-82-8 CH4 Methane 16.0425±0.0015[1] −162±2[2] −82.3[14] 4,640[14] 1,000[7] A3[7] 9,000? 9? 12 ± 3[5] <0(smog)[15] 25[5]

PCC R-110 67-72-1 C2Cl6 Hexachloroethane 236.7302±0.0349[1] - 431.28[3] 3,937[3] - - - - - -CFC R-111 354-56-3 C2FCl5 Pentachlorofluoroethane 220.2771±0.0294[1] 135[2] - - - - - - 1[8] -

CFC R-112 76-12-0 C2F2Cl41,1,2,2-Tetrachloro-1,2-

difluoroethane203.824±0.0239[1] - - - - - - - 1[8] -

CFC R-112a 76-11-9 C2F2Cl41,1,1,2-Tetrachloro-2,2-

difluoroethane203.824±0.0239[1] - - - - - - - 1[a] -

CFC R-113 76-13-1 C2F3Cl3 1,1,2-Trichlorotrifluoroethane 187.3709±0.0184[1] 48[12] 214.06[3] 3,392[3] 1,000[7] A1[7] 2,600[7] 20[7] 85[5][6] 1.0[6] 6,130[5]

CFC R-113a 354-58-5 C2F3Cl3 1,1,1-Trichlorotrifluoroethane - 187.3709±0.0184[1] - - - - - - 1 -CFC R-114 76-14-2 C2F4Cl2 1,2-Dichlorotetrafluoroethane 170.9178±0.0129[1] 3.5[2] 145.68[3] 3,257[3] 1,000[7] A1[7] 20,000[7] 140[7] 300[5][6] 1.0[6] 10,000[5]

CFC R-114a 374-07-2 C2F4Cl2 1,1-Dichlorotetrafluoroethane - 170.9178±0.0129[1] - - - - - - 1group=lower-

alphaH R-114B2 124-73-2 C2F4Br2 1,2-Dibromotetrafluoroethane 259.8228±0.0039[1] 47.3[2] 214.67[3] - - - - 20[5][6] 11.5[6] 1,640[5]

CFC R-115 76-15-3 C2F5Cl Chloropentafluoroethane 154.4647±0.0074[1] −39.1[2] 79.95[3] 3,120[3] 1,000[7] A1[7] 120,000[7] 760[7] 1,700[5][6] 0.44[6] 7,370[5]

PFC R-116 76-16-4 C2F6 Hexafluoroethane 138.0116±0.0019[1] −78.2[2] 19.88[3] 3,042[3] 1,000[7] A1[7] 97,000[7] 550[7] 10,000[5] 0[9] 12,200[5]

HCC R-120 76-01-7 C2HCl5 Pentachloroethane 202.2866±0.0295[1] - - - - - - - - -

HCFC R-121 354-14-3 C2HFCl41,1,2,2-Tetrachloro-1-

fluoroethane185.8335±0.024[1] - - - - - - - 0.01-0.04[10] -

HCFC R-121a 354-11-0 C2HFCl41,1,1,2-Tetrachloro-2-

fluoroethane185.8335±0.024[1] - - - - - - - 0.01-0.04[b] -

HCFC R-122 354-21-2 C2HF2Cl31,1,2-Trichloro-2,2-

difluoroethane169.3804±0.0185[1] - - - - - - - 0.02-0.08[10] -

HCFC R-122a 354-15-4 C2HF2Cl31,1,2-Trichloro-1,2-

difluoroethane- 169.3804±0.0185[1] - - - - - - 0.02-0.08

group=lower-alpha

HCFC R-122b 354-12-1 C2HF2Cl31,1,1-Trichloro-2,2-

difluoroethane- 169.3804±0.0185[1] - - - - - - 0.02-0.08

group=lower-alpha

HCFC R-123 306-83-2 C2HF3Cl22,2-Dichloro-1,1,1-

trifluoroethane152.9274±0.013[1] 27.6[2] 183.68[3] 3,662[3] 50[7] B1[7] 9,100[7] 57[7] 1.3[5][6] 0.02[6] 77[5]

HCFC R-123a 354-23-4 C2HF3Cl21,2-Dichloro-1,1,2-

trifluoroethane- - 152.9274±0.013[1] - 77?

group=lower-alpha

- 1.3?[c] 0.02?group=lower-

alpha

HCFC R-123b 812-04-4 C2HF3Cl21,1-Dichloro-1,2,2-

trifluoroethane- - - 152.9274±0.013[1] group=lower-alpha 77?

group=lower-alpha

1.3?group=lower-

alpha0.02?

HCFC R-124 2837-89-0 C2HF4Cl2-Chloro-1,1,1,2-tetrafluoroethane

136.4743±0.0075[1] −12[12] 122.28[3] 3,624[3] 1,000[7] A1[7] 10,000[7] 56[7] 5.8[5][6] 0.022[6] 609[5]

HCFC R-124a 354-25-6 C2HF4Cl1-Chloro-1,1,2,2-tetrafluoroethane

- - - 136.4743±0.0075[1] group=lower-alpha 609?group=lower-

alpha5.8?

group=lower-alpha

0.022?

HFC R-125 354-33-6 C2HF5 Pentafluoroethane 120.0212±0.002[1] −48.5[2] 66.18[3] 3,629[3] 1,000[7] A1[7] 75,000[7] 370[7] 29[5] 0[9] 3,500[5]

HFC R-E125 3822-68-2 C2HF5O Pentafluorodimethyl ether 136.0206±0.0024[1] - - - - - - 136[5] 0[d] 14,900[5]

HCC R-130 79-34-5 C2H2Cl4 1,1,2,2-Tetrachloroethane 167.8431±0.0242[1] 146.5[2] 388.06[3] 5,840[3] - - - - - -HCC R-130a 630-20-6 C2H2Cl4 1,1,1,2-Tetrachloroethane 167.8431±0.0242[1] 130.5[2] - - - - - - - -

HCFC R-131 359-28-4 C2H2FCl3 1,1,2-Trichloro-2-fluoroethane 151.39±0.0187[1] - - - - - - - 0.007-0.05[10] -

HCFC R-131a 811-95-0 C2H2FCl3 1,1,2-Trichloro-1-fluoroethane - 151.39±0.0187[1] - - - - - - 0.007-0.05group=lower-

alpha

HCFC R-131b 2366-36-1 C2H2FCl3 1,1,1-Trichloro-2-fluoroethane - 151.39±0.0187[1] - - - - - - 0.007-0.05group=lower-

alpha

HCFC R-132 25915-78-0 C2H2F2Cl2 Dichlorodifluoroethane - 134.9369±0.0132[1] - - - - - - 0.008-0.05group=lower-

alpha

HCFC R-132a 471-43-2 C2H2F2Cl2 1,1-Dichloro-2,2-difluoroethane - 134.9369±0.0132[1] - - - - - - 0.008-0.05group=lower-

alphaHCFC R-132b 1649-08-7 C2H2F2Cl2 1,2-Dichloro-1,1-difluoroethane 134.9369±0.0132[1] - - - - - - - 0.008-0.05[10] -

HCFC R-132c 1842-05-3 C2H2F2Cl2 1,1-Dichloro-1,2-difluoroethane - 134.9369±0.0132[1] - - - - - - 0.008-0.05group=lower-

alphaH R-132bB2 75-82-1 C2H2Br2F2 1,2-Dibromo-1,1-difluoroethane 223.8419±0.0042[1] - - - - - - - 0.2-1.5[8] -

HCFC R-133 431-07-2 C2H2F3Cl 1-Chloro-1,2,2-Trifluoroethane - 118.4838±0.0077[1] - - - - - - 0.02-0.06group=lower-

alphaHCFC R-133a 75-88-7 C2H2F3Cl 1-Chloro-2,2,2-Trifluoroethane 118.4838±0.0077[1] - - - - - - - 0.02-0.06[10] -

HCFC R-133b 421-04-5 C2H2F3Cl 1-Chloro-1,1,2-Trifluoroethane - 118.4838±0.0077[1] - - - - - - 0.02-0.06group=lower-

alphaHFC R-134 359-35-3 C2H2F4 1,1,2,2-Tetrafluoroethane 102.0307±0.0022[1] - - - - - - 9.6[5] 0[9] 1,100[5]

HFC R-134a 811-97-2 C2H2F4 1,1,1,2-Tetrafluoroethane 102.0307±0.0022[1] −26.3[2] 101.06[3] 4,059[3] 1,000[7] A1[7] 50,000[7] 210[7] 14[5] 0[9][11] 1,430[5]

HFC R-E134 1691-17-4 C2H2F4O Bis(difluoromethyl)ether - 118.0301±0.0025[1] - - 6,320[5] - - 26[5] 0group=lower-

alphaHCC R-140 79-00-5 C2H3Cl3 1,1,2-Trichloroethane 133.3996±0.0188[1] 112.5±2.5[2] - - - - - - - -

HCC R-140a 71-55-6 C2H3Cl3 or CH3CCl31,1,1-Trichloroethane (Methyl

chloroform)133.3996±0.0188[1] 74[2] - - - - - 5.0[5][6] 0.12[6] 146[5]

HCFC R-141 430-57-9 C2H3FCl2 1,2-Dichloro-1-fluoroethane - - - 116.9465±0.0133[1] group=lower-alpha 725?group=lower-

alpha9.3?

group=lower-alpha

0.12?

H R-141B2 358-97-4 C2H3Br2F 1,2-Dibromo-1-fluoroethane 205.8515±0.0043[1] - - - - - - - 0.1-1.7[8] -

HCFC R-141a 430-53-5 C2H3FCl2 1,1-Dichloro-2-fluoroethane - - - 116.9465±0.0133[1] group=lower-alpha 725?group=lower-

alpha9.3?

group=lower-alpha

0.12?

HCFC R-141b 1717-00-6 C2H3FCl2 1,1-Dichloro-1-fluoroethane 116.9465±0.0133[1] 32[2][12] 204.2[3] 4,250[3] 500[7] A2? 2,600[7] 12[7] 9.3[5][6] 0.12[6] 725[5]

HCFC R-142 25497-29-4 C2H3F2Cl Chlorodifluoroethane - - - 100.4934±0.0078[1] group=lower-alpha 2,310?group=lower-

alpha17.9?

group=lower-alpha

0.07?

HCFC R-142a 25497-29-4 C2H3F2Cl 1-Chloro-1,2-difluoroethane - - - 100.4934±0.0078[1] group=lower-alpha 2,310?group=lower-

alpha17.9?

group=lower-alpha

0.07?

HCFC R-142b 75-68-3 C2H3F2Cl 1-Chloro-1,1-difluoroethane 100.4934±0.0078[1] −10[2][12] 137.1[3] 4,123[3] 1,000[7] A2[7] 20,000[7] 83[7] 17.9[5][6] 0.07[6] 2,310[5]

HFC R-143 430-66-0 C2H3F3 1,1,2-Trifluoroethane 84.0403±0.0023[1] - - - - - - 3.5[5] 0[9] 353[5]

HFC R-143a 420-46-2 C2H3F3 1,1,1-Trifluoroethane 84.0403±0.0023[1] −47.6[2] 72.89[3] 3,776[3] 1,000[7] A2L[13] 21,000[7] 70[7] 52[5] 0[9] 4,470[5]

Type

ASHRAENumber

CASregistrynumber/

BlendName

MolecularFormula

IUPAC Chemical NameMolecular

massu ±

NormalBoiling ORBubble/Dew/AzeotropicPoint(s) °C

CriticalTemp.

°C

CriticalPressure(absolute)

kPa

OEL/PELppm (v/v) &ASHRAE 34

SafetyGroup

RCL/IDLHppm(v/v)

RCL/IDLHg/m3

AtmosphericLifetime(years)

Semi-Empirical

ODP

netGWP100-yr

HFC R-143m 421-14-7 C2H3F3O Methyl trifluoromethyl ether - 100.0397±0.0027[1] - - - - - - 0group=lower-

alpha

HFC R-E143a 460-43-5 C3H5F3O 2,2,2-Trifluoroethyl methyl ether - 114.0662±0.0039[1] - - 756[5] - - 4.3[5] 0group=lower-

alphaHCC R-150 107-06-2 C2H4Cl2 1,2-Dichloroethane 98.9561±0.0134[1] 84[2] 292.83[3] 5,370[3] - - - - - -HCC R-150a 75-34-3 C2H4Cl2 1,1-Dichloroethane 98.9561±0.0134[1] 57.2[2] 249.83[3] 5,070[3] - - - - - -

HCFC R-151 110587-14-9 C2H4ClF Chlorofluoroethane 82.503±0.0079[1] - - - - - - - - -HCFC R-151a 1615-75-4 C2H4ClF 1-Chloro-1-fluoroethane 82.503±0.0079[1] - - - - - - - - -

HFC R-152 624-72-6 C2H4F2 1,2-Difluoroethane - 66.0499±0.0024[1] - - 53[5] - - 0.60[5] 0group=lower-

alphaHFC R-152a 75-37-6 C2H4F2 1,1-Difluoroethane 66.0499±0.0024[1] −25[2][12] 113.26[3] 4,517[3] 1,000[7] A2[7] 12,000[7] 32[7] 1.4[5] 0[9][11] 124[5]

HCC R-160 75-00-3 C2H5Cl Chloroethane (ethyl chloride) 64.5125±0.0081[1] 12.3[2] 187.28[3] 5,268[3] - - - - - -

HFC R-161 353-36-6 C2H5F Fluoroethane - 48.0594±0.0026[1] - 102.22[3] 12[5] - - 0.3[5] 0group=lower-

alpha

HC R-170 74-84-0 C2H6 or CH3CH3 Ethane 8.7[7] 30.069±0.0027[1] −88.6[2][16] 32.18[3] 5.5[5] 1,000[7] A3[7] 7,000[7] 12 ± 3[e] < 0(smog)group=lower-

alpha

HC R-E170 115-10-6 CH3OCH3 Dimethyl ether 16[7] 46.0684±0.0031[1] −24[2] - 1[5] 1,000[7] A3[7] 8,500[7] 0.015[5] < 0(smog)group=lower-

alpha

CFC R-211 422-78-6 C3FCl71,1,1,2,2,3,3-Heptachloro-3-

fluoropropane303.1907±0.0413[1] - - - - - - - 1[8] -

CFC R-212 76546-99-3 C3F2Cl6 Hexachlorodifluoropropane 286.7376±0.0358[1] - - - - - - - 1[8] -

CFC R-213 2354-06-5 C3F3Cl51,1,1,3,3-Pentachloro-2,2,3-

trifluoropropane270.2845±0.0303[1] - - - - - - - 1[8] -

CFC R-214 2268-46-4 C3F4Cl41,2,2,3-Tetrachloro-1,1,3,3-

tetrafluoropropane253.8314±0.0248[1] - - - - - - - 1[8] -

CFC R-215 4259-43-2 C3F5Cl31,1,1-Trichloro-2,2,3,3,3-

pentafluoropropane237.3783±0.0193[1] - - - - - - - 1[8] -

CFC R-216 661-97-2 C3F6Cl21,2-Dichloro-1,1,2,3,3,3-

hexafluoropropane220.9252±0.0138[1] - - - - - - - 1[8] -

CFC R-216ca 662-01-1 C3F6Cl21,3-Dichloro-1,1,2,2,3,3-

hexafluoropropane- 220.9252±0.0138[1] - - - - - - 1

group=lower-alpha

CFC R-217 422-86-6 C3F7Cl1-Chloro-1,1,2,2,3,3,3-

heptafluoropropane204.4721±0.0083[1] - - - - - - - 1[8] -

CFC R-217ba 76-18-6 C3F7Cl2-Chloro-1,1,1,2,3,3,3-

heptafluoropropane- 204.4721±0.0083[1] - - - - - - 1

group=lower-alpha

PFC R-218 76-19-7 C3F8 Octafluoropropane 188.019±0.0028[1] −36.7[2] - - 1,000[7] A1[7] 90,000[7] 690[7] 2,600[5] 0[9] 8,830[5]

HCFC R-221 422-26-4 C3HFCl61,1,1,2,2,3-Hexachloro-3-

fluoropropane268.7471±0.036[1] - - - - - - - 0.015-0.07[10] -

HCFC R-222 134237-36-8 C3HF2Cl5 Pentachlorodifluoropropane - 252.294±0.0305[1] - - - - - - 0.01-0.09group=lower-

alpha

HCFC R-222c 422-49-1 C3HF2Cl51,1,1,3,3-Pentachloro-2,2-

difluoropropane252.294±0.0305[1] - - - - - - - 0.01-0.09[10] -

HCFC R-223 134237-37-9 C3HF3Cl4 Tetrachlorotrifluoropropane - 235.8409±0.025[1] - - - - - - 0.01-0.08group=lower-

alpha

HCFC R-223ca 422-52-6 C3HF3Cl41,1,3,3-Tetrachloro-1,2,2-

trifluoropropane235.8409±0.025[1] - - - - - - - 0.01-0.08[10] -

HCFC R-223cb 422-50-4 C3HF3Cl41,1,1,3-Tetrachloro-2,2,3-

trifluoropropane- 235.8409±0.025[1] - - - - - - 0.01-0.08

group=lower-alpha

HCFC R-224 134237-38-0 C3HF4Cl3 Trichlorotetrafluoropropane - 219.3878±0.0195[1] - - - - - - 0.01-0.09group=lower-

alpha

HCFC R-224ca 422-54-8 C3HF4Cl31,3,3-Trichloro-1,1,2,2-

tetrafluoropropane219.3878±0.0195[1] - - - - - - - 0.01-0.09[10] -

HCFC R-224cb 422-53-7 C3HF4Cl31,1,3-Trichloro-1,2,2,3-

tetrafluoropropane- 219.3878±0.0195[1] - - - - - - 0.01-0.09

group=lower-alpha

HCFC R-224cc 422-51-5 C3HF4Cl31,1,1-Trichloro-2,2,3,3-

tetrafluoropropane- 219.3878±0.0195[1] - - - - - - 0.01-0.09

group=lower-alpha

HCFC R-225 127564-92-5 C3HF5Cl2 Dichloropentafluoropropane - 202.9347±0.014[1] - - - - - - 0.01-0.05group=lower-

alpha

HCFC R-225aa 128903-21-9 C3HF5Cl22,2-Dichloro-1,1,1,3,3-

pentafluoropropane- 202.9347±0.014[1] - - - - - - 0.01-0.05

group=lower-alpha

HCFC R-225ba 422-48-0 C3HF5Cl22,3-Dichloro-1,1,1,2,3-

pentafluoropropane- 202.9347±0.014[1] - - - - - - 0.01-0.05

group=lower-alpha

HCFC R-225bb 422-44-6 C3HF5Cl21,2-Dichloro-1,1,2,3,3-

pentafluoropropane- 202.9347±0.014[1] - - - - - - 0.01-0.05

group=lower-alpha

HCFC R-225ca 422-56-0 C3HF5Cl23,3-Dichloro-1,1,1,2,2-

pentafluoropropane202.9347±0.014[1] - - - - - - 1.9[5][6] 0.02[6] 122[5]

HCFC R-225cb 507-55-1 C3HF5Cl21,3-Dichloro-1,1,2,2,3-

pentafluoropropane202.9347±0.014[1] - - - - - - 5.8[5][6] 0.03[6] 595[5]

HCFC R-225cc 13474-88-9 C3HF5Cl21,1-Dichloro-1,2,2,3,3-

pentafluoropropane- 202.9347±0.014[1] - - - - - - 0.01-0.05

group=lower-alpha

HCFC R-225da 431-86-7 C3HF5Cl21,2-Dichloro-1,1,3,3,3-

pentafluoropropane- 202.9347±0.014[1] - - - - - - 0.01-0.05

group=lower-alpha

HCFC R-225ea 136013-79-1 C3HF5Cl21,3-Dichloro-1,1,2,3,3-

pentafluoropropane- 202.9347±0.014[1] - - - - - - 0.01-0.05

group=lower-alpha

HCFC R-225eb 111512-56-2 C3HF5Cl21,1-Dichloro-1,2,3,3,3-

pentafluoropropane- 202.9347±0.014[1] - - - - - - 0.01-0.05

group=lower-alpha

HCFC R-226 134308-72-8 C3HF6Cl Chlorohexafluoropropane - 186.4816±0.0085[1] - - - - - - 0.02-0.1group=lower-

alpha

HCFC R-226ba 51346-64-6 C3HF6Cl2-Chloro-1,1,1,2,3,3-hexafluoropropane

- 186.4816±0.0085[1] - - - - - - 0.02-0.1group=lower-

alpha

HCFC R-226ca 422-57-1 C3HF6Cl3-Chloro-1,1,1,2,2,3-hexafluoropropane

- 186.4816±0.0085[1] - - - - - - 0.02-0.1group=lower-

alpha

HCFC R-226cb 422-55-9 C3HF6Cl1-Chloro-1,1,2,2,3,3-hexafluoropropane

- 186.4816±0.0085[1] - - - - - - 0.02-0.1group=lower-

alpha

HCFC R-226da 431-87-8 C3HF6Cl2-Chloro-1,1,1,3,3,3-hexafluoropropane

186.4816±0.0085[1] - - - - - - - 0.02-0.1[10] -

HCFC R-226ea 359-58-0 C3HF6Cl1-Chloro-1,1,2,3,3,3-hexafluoropropane

- 186.4816±0.0085[1] - - - - - - 0.02-0.1group=lower-

alpha

HFC R-227ca 2252-84-8 C3HF7 1,1,2,2,3,3,3-Heptafluoropropane - 170.0285±0.003[1] - - - - - - 0group=lower-

alpha

HFC R-227ca2 2356-61-8 C3HF7OTrifluoromethyl 1,1,2,2-

tetrafluoroethyl ether- 186.0279±0.0034[1] - - - - - - 0

group=lower-alpha

HFC R-227ea 431-89-0 C3HF7 1,1,1,2,3,3,3-Heptafluoropropane 170.0285±0.003[1] −16.4[2] 102.8[3] 2,980[3] 1,000[7] A1[7] 84,000[7] 580[7] 34.2[5] 0[9][11] 3,220[5]

HFC R-227me 2356-62-9 C3HF7OTrifluoromethyl 1,2,2,2-

tetrafluoroethyl ether- 186.0279±0.0034[1] - - 1,540[6] - - 11[6] 0

group=lower-alpha

HCFC R-231 134190-48-0 C3H2FCl5 Pentachlorofluoropropane 234.3036±0.0306[1] - - - - - - - 0.05-0.09[10] -HCFC R-232 134237-39-1 C3H2F2Cl4 Tetrachlorodifluoropropane 217.8505±0.0251[1] - - - - - - - 0.008-0.1[10] -

HCFC R-232ca 1112-14-7 C3H2F2Cl41,1,3,3-Tetrachloro-2,2-

difluoropropane- 217.8505±0.0251[1] - - - - - - 0.008-0.1

group=lower-alpha

HCFC R-232cb 677-54-3 C3H2F2Cl4 1,1,1,3-Tetrachloro-2,2- - 217.8505±0.0251[1] - - - - - - 0.008-0.1 group=lower-

Type

ASHRAENumber

CASregistrynumber/

BlendName

MolecularFormula

IUPAC Chemical NameMolecular

massu ±

NormalBoiling ORBubble/Dew/AzeotropicPoint(s) °C

CriticalTemp.

°C

CriticalPressure(absolute)

kPa

OEL/PELppm (v/v) &ASHRAE 34

SafetyGroup

RCL/IDLHppm(v/v)

RCL/IDLHg/m3

AtmosphericLifetime(years)

Semi-Empirical

ODP

netGWP100-yr

difluoropropane alphaHCFC R-233 134237-40-4 C3H2F3Cl3 Trichlorotrifluoropropane 201.3974±0.0196[1] - - - - - - - 0.007-0.23[10] -

HCFC R-233ca 131221-36-8 C3H2F3Cl31,1,3-Trichloro-2,2,3-

trifluoropropane- 201.3974±0.0196[1] - - - - - - 0.007-0.23

group=lower-alpha

HCFC R-233cb 421-99-8 C3H2F3Cl31,1,3-Trichloro-1,2,2-

trifluoropropane- 201.3974±0.0196[1] - - - - - - 0.007-0.23

group=lower-alpha

HCFC R-233cc 131211-71-7 C3H2F3Cl31,1,1-Trichloro-2,2,3-

trifluoropropane- 201.3974±0.0196[1] - - - - - - 0.007-0.23

group=lower-alpha

HCFC R-234 127564-83-4 C3H2F4Cl2 Dichlorotetrafluoropropane - 184.9443±0.0141[1] - - - - - - 0.01-0.28group=lower-

alpha

HCFC R-234aa 17705-30-5 C3H2F4Cl22,2-Dichloro-1,1,3,3-

tetrafluoropropane- 184.9443±0.0141[1] - - - - - - 0.01-0.28

group=lower-alpha

HCFC R-234ab 149329-24-8 C3H2F4Cl22,2-Dichloro-1,1,1,3-

tetrafluoropropane- 184.9443±0.0141[1] - - - - - - 0.01-0.28

group=lower-alpha

HCFC R-234ba 425-94-5 C3H2F4Cl21,2-Dichloro-1,2,3,3-

tetrafluoropropane184.9443±0.0141[1] - - - - - - - 0.01-0.28[10] -

HCFC R-234bb 149329-25-9 C3H2F4Cl22,3-Dichloro-1,1,1,2-

tetrafluoropropane- 184.9443±0.0141[1] - - - - - - 0.01-0.28

group=lower-alpha

HCFC R-234bc 149329-26-0 C3H2F4Cl21,2-Dichloro-1,1,2,3-

tetrafluoropropane- 184.9443±0.0141[1] - - - - - - 0.01-0.28

group=lower-alpha

HCFC R-234ca 70341-81-0 C3H2F4Cl21,3-Dichloro-1,2,2,3-

tetrafluoropropane- 184.9443±0.0141[1] - - - - - - 0.01-0.28

group=lower-alpha

HCFC R-234cb 4071-01-6 C3H2F4Cl21,1-Dichloro-2,2,3,3-

tetrafluoropropane- 184.9443±0.0141[1] - - - - - - 0.01-0.28

group=lower-alpha

HCFC R-234cc 422-00-5 C3H2F4Cl21,3-Dichloro-1,1,2,2-

tetrafluoropropane- 184.9443±0.0141[1] - - - - - - 0.01-0.28

group=lower-alpha

HCFC R-234cd 70192-63-1 C3H2F4Cl21,1-Dichloro-1,2,2,3-

tetrafluoropropane- 184.9443±0.0141[1] - - - - - - 0.01-0.28

group=lower-alpha

HCFC R-234da 146916-90-7 C3H2F4Cl22,3-Dichloro-1,1,1,3-

tetrafluoropropane- 184.9443±0.0141[1] - - - - - - 0.01-0.28

group=lower-alpha

HCFC R-234fa 76140-39-1 C3H2F4Cl21,3-Dichloro-1,1,3,3-

tetrafluoropropane- 184.9443±0.0141[1] - - - - - - 0.01-0.28

group=lower-alpha

HCFC R-234fb 64712-27-2 C3H2F4Cl21,1-Dichloro-1,3,3,3-

tetrafluoropropane- 184.9443±0.0141[1] - - - - - - 0.01-0.28

group=lower-alpha

HCFC R-235 134237-41-5 C3H2F5Cl Chloropentafluoropropane 168.4912±0.0086[1] - - - - - - - 0.03-0.52[10] -

HCFC R-235ca 28103-66-4 C3H2F5Cl1-Chloro-1,2,2,3,3-pentafluoropropane

- 168.4912±0.0086[1] - - - - - - 0.03-0.52group=lower-

alpha

HCFC R-235cb 422-02-6 C3H2F5Cl3-Chloro-1,1,1,2,3-pentafluoropropane

- 168.4912±0.0086[1] - - - - - - 0.03-0.52group=lower-

alpha

HCFC R-235cc 679-99-2 C3H2F5Cl1-Chloro-1,1,2,2,3-pentafluoropropane

- 168.4912±0.0086[1] - - - - - - 0.03-0.52group=lower-

alpha

HCFC R-235da 134251-06-2 C3H2F5Cl2-Chloro-1,1,1,3,3-pentafluoropropane

- 168.4912±0.0086[1] - - - - - - 0.03-0.52group=lower-

alpha

HCFC R-235fa 677-55-4 C3H2F5Cl1-Chloro-1,1,3,3,3-pentafluoropropane

- 168.4912±0.0086[1] - - - - - - 0.03-0.52group=lower-

alpha

HFC R-236cb 677-56-5 C3H2F6 1,1,1,2,2,3-Hexafluoropropane - 152.0381±0.0031[1] - - 1,340[5] - - 13.6[5] 0group=lower-

alphaHFC R-236ea 431-63-0 C3H2F6 1,1,1,2,3,3-Hexafluoropropane 152.0381±0.0031[1] - 139.29[3] 3,502[3] - - - 10.7[5] 0[9] 1,370[5]

HFC R-236fa 690-39-1 C3H2F6 1,1,1,3,3,3-Hexafluoropropane 152.0381±0.0031[1] −1.05±.35[2] 124.92[3] 3,200[3] 1,000[7] A1[7] 55,000[7] 340[7] 240[5] 0[9] 9,810[5]

HFC R-236me 57041-67-5 C3H2F6O1,2,2,2-Tetrafluoroethyl

difluoromethyl ether- 168.0375±0.0035[1] - - 989[6] - - 5.8[6] 0

group=lower-alpha

HFC R-FE-36 359-58-0 C3H2F6 Hexafluoropropane - 152.0381±0.0031[1] - - - - - - 0group=lower-

alphaHCFC R-241 134190-49-1 C3H3FCl4 Tetrachlorofluoropropane 199.8601±0.0253[1] - - - - - - - 0.004-0.09[10] -HCFC R-242 134237-42-6 C3H3F2Cl3 Trichlorodifluoropropane 183.407±0.0198[1] - - - - - - - 0.005-0.13[10] -HCFC R-243 134237-43-7 C3H3F3Cl2 Dichlorotrifluoropropane 166.9539±0.0143[1] - - - - - - - 0.007-0.12[10] -

HCFC R-243ca 67406-68-2 C3H3F3Cl21,3-Dichloro-1,2,2-

trifluoropropane- 166.9539±0.0143[1] - - - - - - 0.007-0.12

group=lower-alpha

HCFC R-243cb 70192-70-0 C3H3F3Cl21,1-Dichloro-2,2,3-

trifluoropropane- 166.9539±0.0143[1] - - - - - - 0.007-0.12

group=lower-alpha

HCFC R-243cc 7125-99-7 C3H3F3Cl21,1-Dichloro-1,2,2-

trifluoropropane- 166.9539±0.0143[1] - - - - - - 0.007-0.12

group=lower-alpha

HCFC R-243da 338-75-0 C3H3F3Cl22,3-Dichloro-1,1,1-

trifluoropropane- 166.9539±0.0143[1] - - - - - - 0.007-0.12

group=lower-alpha

HCFC R-243ea 151771-08-3 C3H3F3Cl21,3-Dichloro-1,2,3-

trifluoropropane- 166.9539±0.0143[1] - - - - - - 0.007-0.12

group=lower-alpha

HCFC R-243ec 149329-27-1 C3H3F3Cl21,3-Dichloro-1,1,2-

trifluoropropane- 166.9539±0.0143[1] - - - - - - 0.007-0.12

group=lower-alpha

HCFC R-244 134190-50-4 C3H3F4Cl Chlorotetrafluoropropane 150.5008±0.0088[1] - - - - - - - 0.009-0.14[10] -

HCFC R-244ba - C3H3F4Cl2-Chloro-1,2,3,3-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alpha

HCFC R-244bb 421-73-8 C3H3F4Cl2-Chloro-1,1,1,2-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alpha

HCFC R-244ca 679-85-6 C3H3F4Cl3-Chloro-1,1,2,2-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alpha

HCFC R-244cb 67406-66-0 C3H3F4Cl1-Chloro-1,2,2,3-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alpha

HCFC R-244cc 421-75-0 C3H3F4Cl1-Chloro-1,1,2,2-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alpha

HCFC R-244da 19041-02-2 C3H3F4Cl2-Chloro-1,1,3,3-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alpha

HCFC R-244db 117970-90-8 C3H3F4Cl2-Chloro-1,1,1,3-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alpha

HCFC R-244ea - C3H3F4Cl3-Chloro-1,1,2,3-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alpha

HCFC R-244eb - C3H3F4Cl3-Chloro-1,1,1,2-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alpha

HCFC R-244ec - C3H3F4Cl1-Chloro-1,1,2,3-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alpha

HCFC R-244fa - C3H3F4Cl3-Chloro-1,1,1,3-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alpha

HCFC R-244fb 2730-64-5 C3H3F4Cl1-Chloro-1,1,3,3-tetrafluoropropane

- 150.5008±0.0088[1] - - - - - - 0.009-0.14group=lower-

alphaHFC R-245ca 679-86-7 C3H3F5 1,1,2,2,3-Pentafluoropropane 134.0477±0.0033[1] - 174.42[3] 3,925[3] - - - 6.2[5] 0[9] 693[5]

HFC R-245cb 1814-88-6 C3H3F5 Pentafluoropropane - 134.0477±0.0033[1] - - - - - - 0group=lower-

alpha

HFC R-245ea 24270-66-4 C3H3F5 1,1,2,3,3-Pentafluoropropane - 134.0477±0.0033[1] - - - - - - 0group=lower-

alpha

HFC R-245eb 431-31-2 C3H3F5 1,1,1,2,3-Pentafluoropropane - 134.0477±0.0033[1] - - - - - - 0group=lower-

alpha

Type

ASHRAENumber

CASregistrynumber/

BlendName

MolecularFormula

IUPAC Chemical NameMolecular

massu ±

NormalBoiling ORBubble/Dew/AzeotropicPoint(s) °C

CriticalTemp.

°C

CriticalPressure(absolute)

kPa

OEL/PELppm (v/v) &ASHRAE 34

SafetyGroup

RCL/IDLHppm(v/v)

RCL/IDLHg/m3

AtmosphericLifetime(years)

Semi-Empirical

ODP

netGWP100-yr

HFC R-245fa 460-73-1 C3H3F5 1,1,1,3,3-Pentafluoropropane 134.0477±0.0033[1] 15[12] 154.05[3] 3,640[3] 300[7] B1[7] 34,000[7] 190[7] 7.6[5] 0[9][11] 1,030[5]

HFC R-245mc 22410-44-2 C3H3F5O Methyl pentafluoroethyl ether - 150.0471±0.0036[1] - - - - - - 0group=lower-

alpha

HFC R-245mf 1885-48-9 C3H3F5ODifluoromethyl 2,2,2-

trifluoroethyl ether- 150.0471±0.0036[1] - - 286[6] - - 2.2[6] 0

group=lower-alpha

HFC R-245qc 69948-24-9 C3H3F5ODifluoromethyl 1,1,2-

trifluoroethyl ether- 150.0471±0.0036[1] - - - - - - 0

group=lower-alpha

HCFC R-251 134190-51-5 C3H4FCl3 Trichlorofluoropropane 165.4166±0.0199[1] - - - - - - - 0.001-0.01[10] -HCFC R-252 134190-52-6 C3H4F2Cl2 Dichlorodifluoropropane 148.9635±0.0144[1] - - - - - - - 0.005-0.04[10] -

HCFC R-252ca 1112-36-3 C3H4F2Cl2 1,3-Dichloro-2,2-difluoropropane - 148.9635±0.0144[1] - - - - - - 0.005-0.04group=lower-

alpha

HCFC R-252cb 1112-01-2 C3H4F2Cl2 1,1-Dichloro-2,2-difluoropropane - 148.9635±0.0144[1] - - - - - - 0.005-0.04group=lower-

alpha

HCFC R-252dc - C3H4F2Cl2 1,2-Dichloro-1,1-difluoropropane - 148.9635±0.0144[1] - - - - - - 0.005-0.04group=lower-

alpha

HCFC R-252ec - C3H4F2Cl2 1,1-Dichloro-1,2-difluoropropane - 148.9635±0.0144[1] - - - - - - 0.005-0.04group=lower-

alphaHCFC R-253 134237-44-8 C3H4F3Cl Chlorotrifluoropropane 132.5104±0.0089[1] - - - - - - - 0.003-0.03[10] -

HCFC R-253ba - C3H4F3Cl 2-Chloro-1,2,3-trifluoropropane - 132.5104±0.0089[1] - - - - - - 0.003-0.03group=lower-

alpha

HCFC R-253bb - C3H4F3Cl 2-Chloro-1,1,2-trifluoropropane - 132.5104±0.0089[1] - - - - - - 0.003-0.03group=lower-

alpha

HCFC R-253ca 56758-54-4 C3H4F3Cl 1-Chloro-2,2,3-trifluoropropane - 132.5104±0.0089[1] - - - - - - 0.003-0.03group=lower-

alpha

HCFC R-253cb 70192-76-6 C3H4F3Cl 1-Chloro-1,2,2-trifluoropropane - 132.5104±0.0089[1] - - - - - - 0.003-0.03group=lower-

alpha

HCFC R-253ea - C3H4F3Cl 3-Chloro-1,1,2-trifluoropropane - 132.5104±0.0089[1] - - - - - - 0.003-0.03group=lower-

alpha

HCFC R-253eb - C3H4F3Cl 1-Chloro-1,2,3-trifluoropropane - 132.5104±0.0089[1] - - - - - - 0.003-0.03group=lower-

alpha

HCFC R-253ec - C3H4F3Cl 1-Chloro-1,1,2-trifluoropropane - 132.5104±0.0089[1] - - - - - - 0.003-0.03group=lower-

alpha

HCFC R-253fa - C3H4F3Cl 3-Chloro-1,3,3-trifluoropropane - 132.5104±0.0089[1] - - - - - - 0.003-0.03group=lower-

alpha

HCFC R-253fb 460-35-5 C3H4F3Cl 3-Chloro-1,1,1-trifluoropropane - 132.5104±0.0089[1] - - - - - - 0.003-0.03group=lower-

alpha

HCFC R-253fc - C3H4F3Cl 1-Chloro-1,1,3-trifluoropropane - 132.5104±0.0089[1] - - - - - - 0.003-0.03group=lower-

alpha

HFC R-254cb 40723-63-5 C3H4F4 1,1,2,2-Tetrafluoropropane - 116.0573±0.0034[1] - - - - - - 0group=lower-

alpha

HFC R-254pc 425-88-7 C3H4F4OMethyl 1,1,2,2-tetrafluoroethyl

ether- 132.0567±0.0038[1] - - 359[5] - - 2.6[5] 0

group=lower-alpha

HCFC R-261 134237-45-9 C3H5FCl2 Dichlorofluoropropane - 130.973±0.0145[1] - - - - - - 0.002-0.02group=lower-

alphaHCFC R-261ba 420-97-3 C3H5FCl2 1,2-Dichloro-2-fluoropropane 130.973±0.0145[1] - - - - - - - 0.002-0.02[10] -HCFC R-262 134190-53-7 C3H5F2Cl Chlorodifluoropropane 114.5199±0.009[1] - - - - - - - 0.002-0.02[10] -

HCFC R-262ca 420-99-5 C3H5F2Cl 1-Chloro-2,2-difluoropropane - 114.5199±0.009[1] - - - - - - 0.002-0.02group=lower-

alpha

HCFC R-262fa - C3H5F2Cl 3-Chloro-1,1-difluoropropane - 114.5199±0.009[1] - - - - - - 0.002-0.02group=lower-

alpha

HCFC R-262fb - C3H5F2Cl 1-Chloro-1,3-difluoropropane - 114.5199±0.009[1] - - - - - - 0.002-0.02group=lower-

alpha

HFC R-263 - C3H5F3 Trifluoropropane - 98.0668±0.0035[1] - - - - - - 0group=lower-

alphaHCFC R-271 134190-54-8 C3H6FCl Chlorofluoropropane 96.5295±0.0092[1] - - - - - - - 0.001-0.03[10] -

HCFC R-271b 420-44-0 C3H6FCl 2-Chloro-2-fluoropropane - 96.5295±0.0092[1] - - - - - - 0.001-0.03group=lower-

alpha

HCFC R-271d - C3H6FCl 2-Chloro-1-fluoropropane - 96.5295±0.0092[1] - - - - - - 0.001-0.03group=lower-

alpha

HCFC R-271fb - C3H6FCl 1-Chloro-1-fluoropropane - 96.5295±0.0092[1] - - - - - - 0.001-0.03group=lower-

alpha

HFC R-272 - C3H6F2 Difluoropropane - 80.0764±0.0037[1] - - - - - - 0group=lower-

alpha

HFC R-281 - C3H7F Fluoropropane - 62.086±0.0038[1] - - - - - - 0group=lower-

alpha

HC R-290 74-98-6 C3H8 or CH3CH2CH3 Propane 5,300[7] 9.5[7] 44.0956±0.0039[1] −42.1±.2[2] group=lower-alpha 3.3[5] 1,000[7] A3[7] 12 ± 3group=lower-

alpha< 0(smog)

CFC R-C316 356-18-3 C4Cl2F6 Dichlorohexafluorocyclobutane 232.9358±0.0148[1] - - - - - - - - -CFC R-C317 377-41-3 C4ClF7 Chloroheptafluorocyclobutane 216.4827±0.0093[1] - - - - - - - - -

PFC R-C318 115-25-3 C4F8 or -(CF2)4-Octafluorocyclobutane (Perfluorocyclobutane)

200.0296±0.0038[1] −6[2][12] 115.23[3] 2,777[3] 1,000[7] A1[7] 69,000[7] 570[7] 3,200[5] 0[9] 10,300[5]

PFC R-3-1-10 355-25-9 C4F10Decafluorobutane (Perfluorobutane)

238.0264±0.0038[1] −1.7[2] - - - - - 2,600[5] 0[9] 8,860[5]

HFC R-329ccb 375-17-7 C4HF91,1,1,2,2,3,3,4,4-Nonafluorobutane

- 220.0359±0.0039[1] - - - - - - 0group=lower-

alpha

HFC R-338eea 75995-72-1 C4H2F8 1,1,1,2,3,4,4,4-Octafluorobutane - 202.0455±0.0041[1] - - - - - - 0group=lower-

alpha

HFC R-347ccd 662-00-0 C4H3F7 1,1,1,2,2,3,3-Heptafluorobutane - 184.0551±0.0042[1] - - - - - - 0group=lower-

alpha

HFC R-347mcc 375-03-1 C4H3F7O Perfluoropropyl methyl ether - 200.0545±0.0046[1] - - 575[5] - - 5.2[5] 0group=lower-

alpha

HFC R-347mmy 22052-84-2 C4H3F7O Perfluoroisopropyl methyl ether - 200.0545±0.0046[1] - - 343[6] - - 3.4[6] 0group=lower-

alphaHFC R-365mfc 406-58-6 C4H5F5 1,1,1,3,3-Pentafluorobutane 148.0742±0.0045[1] - - - - - - 8.6[5] 0[9][11] 794[5]

PFC R-4-1-12 678-26-2 C5F12Dodecafluoropentane

(Perfluoropentane)288.0338±0.0047[1] - - - - - - 4,100[5] 0[9] 9,160[5]

PFC R-5-1-14 355-42-0 C6F14Tetradecafluorohexane

(Perfluorohexane)338.0411±0.0057[1] 56[2] - - - - - 3,200[5] 0[9] 9,300[5]

CFC R-400 -

50% CCl2F2 · 50% C2F4Cl2 OR

60% CCl2F2 · 40% C2F4Cl2

R-12/114(50/50 wt%) OR(60/40)(must be specified)

141.6295±0.0124[1]

136.9364±0.0123[1] - - -1,000[7] A1[7]

1,000[7] A1[7]28,000[7]

30,000[7]160[7]

170[7]200[17] OR

180[17] 1.0[18] 10,450[17]

10,540[17]

HCFC R-401A MP-39[3][19]53±2% CHClF2 · 13+.5,-

1.5% C2H4F2 · 34±1% C2HF4Cl

R-22/152a/124 (53±2/13+.5,-1.5/34±1)

94.4373±0.0056[1] -34.4/-28.8[12] 105.27[3] 4,613[3] 1,000[7] A1[7] 27,000[7] 110[7] 8.514[17] 0.03398[18] 1,182[17]

HCFC R-401B MP-66[3][19]61±2% CHClF2 · 11+.5,-

1.5% C2H4F2 · 28±1% C2HF4Cl

R-22/152a/124 (61±2/11+.5,-1.5/28±1)

92.835±0.0057[1] -35.7/-30.8[12] 103.54[3] 4,682[3] 1,000[7] A1[7] 30,000[7] 120[7] 9.098[17] 0.03666[18] 1,288[17]

HCFC R-401C MP-52[19] 33±2% CHClF2 · 15+.5,-1.5% C2H4F2 ·

R-22/152a/124 (33±2/15+.5,-1.5/52±1)

101.0331±0.0055[1] -30.5/-23.8[12] - - 1,000[7] A1[7] 20,000[7] 84[7] 7.186[17] 0.02794[18] 933[17]

Type

ASHRAENumber

CASregistrynumber/

BlendName

MolecularFormula

IUPAC Chemical NameMolecular

massu ±

NormalBoiling ORBubble/Dew/AzeotropicPoint(s) °C

CriticalTemp.

°C

CriticalPressure(absolute)

kPa

OEL/PELppm (v/v) &ASHRAE 34

SafetyGroup

RCL/IDLHppm(v/v)

RCL/IDLHg/m3

AtmosphericLifetime(years)

Semi-Empirical

ODP

netGWP100-yr

52±1% C2HF4Cl

HCFC R-402A HP-80[3][19]60±2% C2HF5 ·

2±1% C3H8 · 38±2%  CHClF2

R-125/290/22 (60±2/2±1/38±2) 101.5494±0.0028[1] -49.2/-47.0[12] 76.03[3] 4,234[3] 1,000[7] A1[7] 33,000[7] 140[7] 22.2?[17] 0.019[18] 2,788[17]

HCFC R-402B HP-81[3][19]38±2% C2HF5 ·

2±1% C3H8 · 60±2% CHClF2

R-125/290/22 (38±2/2±1/60±2) 94.7082±0.0035[1] -47.2/-44.9[12] 83.03[3] 4,525[3] 1,000[7] A1[7] 63,000[7] 240[7] 18.46?[17] 0.03[18] 2,416[17]

HCFC R-403A ISCEON 69-S[3]5+.2,-2% C3H8 · 75±2% CHClF2 ·

20±0% C3F8

R-290/22/218 (5+.2,-2/75±2/20±0)

91.9839±0.0051[1] -44.0/-42.3[12] 91.22[3] 4,688[3] 1,000[7] A2[20] 33,000[7] 120[7] 529.6?[17] 0.0375[18] 3,124[17]

HCFC R-403B ISCEON 69-L[3]5+.2,-2% C3H8 · 56±2% CHClF2 ·

39±0% C3F8

R-290/22/218 (5+.2,-2/56±2/39±0)

103.2564±0.0043[1] -43.8/-42.3[12] 88.72[3] 4,399[3] 1,000[7] A1[7] 70,000[7] 290[7] 1,021.32?[17] 0.028[18] 4,457[17]

HFC R-404AHP-62,[3][19] FX-

70[3][19]

44±2% C2HF5 · 52±1% C2H3F3 ·

4±2% C2H2F4

R-125/143a/134a (44±2/52±1/4±2)

97.6032±0.0022[1] -46.6/-45.8[12] 72.14[3] 3,735[3] 1,000[7] A1[7] 130,000[7] 500[7] 40.36[17] 0[18] 3,922[17]

HCFC R-405AGREENCOOL

G2015[3]

45±0% CHClF2 · 7±1% C2H4F2 ·

5.5±1% C2H3F2Cl · 42.5±2% C4F8

R-22/152a/142b/C318 (45±0/7±1/5.5±1/42.5±2)

111.9057±0.0046[1] -32.9/-24.5[12] 106[3] 4,289[3] 1,000[7] A1? 57,000[7] 260[7] 1,366.4825[17] 0.02635[18] 5,328[17]

HCFC R- 406A GHG[3][19]55±2% CHClF2 ·

4±1% C4H10 · 41±0% C2H3F2Cl

R-22/600a/142b (55±2/4±1/41±0) 89.8562±0.007[1] -32.7/-23.5[12] 116.5[3] 4,881[3] 1,000[7] A2[7] 21,000[7] 25[7] 14.419?[17] 0.0562[18] 1,943[17]

HCFC R-406B GHG-HP[3]65±2% CHClF2 ·

4±1% C4H10 · 31±0% C2H3F2Cl

R-22/600a/142b (65±2/4±1/31±0) 88.5715±0.0068[1] - - - 1,000? A2? 21,000? 25? 13.829?[17] 0.0542[18] 1,893[17]

HFC R- 407A Klea 60[3][19]20±2% CH2F2 · 40±2% C2HF5 · 40±2% C2H2F4

R-32/125/134a (20±2/40±2/40±2) 90.1099±0.0018[1] -45.2/-38.7[12] 81.91[3] 4,487[3] 1,000[7] A1[7] 83,000[21] 300[21] 18.18[17] 0[18] 2,107[17]

HFC R-407B Klea 61[3]10±2% CH2F2 · 70±2% C2HF5 · 20±2% C2H2F4

R-32/125/134a (10±2/70±2/20±2) 102.9366±0.0019[1] -46.8/-42.4[12] 74.38[3] 4,083[3] 1,000[7] A1[7] 79,000[21] 330[21] 23.59[17] 0[18] 2,804[17]

HFC R-407CKlea 66,[3]

AC9000[19]

23±2% CH2F2 · 25±2% C2HF5 · 52±2% C2H2F4

R-32/125/134a (23±2/25±2/52±2) 86.2027±0.0018[1] -43.8/-36.7[12] 86.05[3] 4,634[3] 1,000[7] A1[7] 81,000[21] 290[21] 15.657[17] 0[18] 1,774[17]

HFC R-407D -15±2% CH2F2 · 15±2% C2HF5 · 70±2% C2H2F4

R-32/125/134a (15±2/15±2/70±2) 90.9605±0.0019[1] -39.4/-32.7[12] 91.57[3] 4,483[3] 1,000[7] A1[7] 68,000[21] 250[21] 14.885[17] 0[18] 1,627[17]

HFC R-407E -25±2% CH2F2 · 15±2% C2HF5 · 60±2% C2H2F4

R-32/125/134a (25±2/15±2/60±2) 83.7809±0.0018[1] -42.8/-35.6[12] 88.77[3] 4,734[3] 1,000[7] A1[7] 80,000[21] 280[21] 13.975[17] 0[18] 1,552[17]

HFC R-407FGenetron Performax

LT[19]

30±2% CH2F2 · 30±2% C2HF5 · 40±2% C2H2F4

R-32/125/134a (30±2/30±2/40±2) 82.0574±0.0017[1] -46.1/-39.7[22] - - 1,000[22] A1[22] 95,000[21] 320[21] 15.77[17] 0[18] 1,825[17]

HCFC R-408A FX-10[3][19]7±2% C2HF5 ·

46±1% C2H3F3 · 47±2% CHClF2

R-125/143a/22 (7±2/46±1/47±2) 87.014±0.0033[1] -45.5/-45.0[12] 83.5[3] 4,340[3] 1,000[7] A1[7] 95,000[7] 340[7] 31.59[17] 0.0235[18] 3,152[17]

HCFC R-409A FX-56[3][19]60±2% CHClF2 · 25±2% C2HF4Cl · 15±1% C2H3F2Cl

R-22/124/142b (60±2/25±2/15±1)

97.4321±0.007[1] -35.4/-27.5[12] 106.92[3] 4,600[3] 1,000[7] A1[7] 29,000[7] 110[7] 11.335[17] 0.046[18] 1,585[17]

HCFC R-409B FX-57[3]65±2% CHClF2 · 25±2% C2HF4Cl · 10±1% C2H3F2Cl

R-22/124/142b (65±2/25±2/10±1)

96.6719±0.0069[1] -36.5/-29.7[12] 104.36[3] 4,711[3] 1,000[7] A1[7] 30,000[7] 120[7] 11.04[17] 0.045[18] 1,560[17]

HFC R- 410A AZ-20,[3] Puron,

[3] Suva 9100[3]50+.5,–1.5% CH2F2 · 50+1.5,–.5% C2HF5

R-32/125 (50+.5,–1.5/50+1.5,–.5) 72.5847±0.0015[1] -51.6/-51.5[12] 70.17[3] 4,770[3] 1,000[7] A1[7] 140,000[21] 420[21] 16.95[17] 0[18] 2,088[17]

HFC R-410B AC9100[19] 45±1% CH2F2 · 55±1% C2HF5

R-32/125 (45±1/55±1) 75.5716±0.0016[1] -51.5/-51.4[12] - - 1,000? A1[7] 140,000[21] 430[21] 18.155[17] 0[18] 2,229[17]

HCFO R-411AGREENCOOL

G2018a[3]

1.5+0,–1% C3H6 · 87.5+2,–0% CHClF2 ·

11+0,–1% C2H4F2

R-1270/22/152a (1.5+0,–1/87.5+2,–0/11+0,–1)

82.3631±0.0055[1] -39.7/-37.2[12] 99.06[3] 4,954[3] 990[7] A2[7] 14,000[7] 46[7] 10.834[17] 0.04375[18] 1,597[17]

HCFO R-411BGREENCOOL

G2018b[3]

3+0,–1% C3H6 · 94+2,–0% CHClF2 · 3+0,–

1% C2H4F2

R-1270/22/152a (3+0,–1/94+2,–0/3+0,–1)

83.0678±0.0061[1] -41.6/-41.3[12] 95.95[3] 4,947[3] 980[7] A2[7] 13,000[7] 45[7] 11.682[17] 0.047[18] 1,705[17]

HCFO R-411CGREENCOOL

G2018c[3]

3+0,–1% C3H6 · 95.5+2,–0% CHClF2 ·

1.5+0,–1% C2H4F2

R-1270/22/152a (3+0,–1/95.5+2,–0/1.5+0,–1)

83.4395±0.0063[1] - 95.5[3] 4,950[3] 970? A2? 12,000? 44? 11.841[17] 0.04775[18] 1,730[17]

HCFC R-412A Arcton TP5R[3]70±2% CHClF2 ·

5±2% C3F8 · 25±1% C2H3F2Cl

R-22/218/142b (70±2/5±2/25±1) 92.1723±0.0064[1] -36.4/-28.8[12] 107.5[3] 4,881[3] 1,000[7] A2[7] 22,000[7] 82[7] 142.875[17] 0.0525[18] 2,286[17]

HFC R-413A ISCEON 49[3]9±1% C3F8 ·

88±2% C2H2F4 · 3+0,–1% C4H10

R-218/134a/600a (9±1/88±2/3+0,–1)

103.9535±0.0023[1] -29.3/-27.6[12] 101.39[3] 4,240[3] 1,000[7] A2[7] 22,000[7] 94[7] 246.68?[17] 0[18] 2,053[17]

HCFC R-414AGHG-X4,[3]

Autofrost,[3]

Chill-It[3]

51±2% CHClF2 · 28.5±2% C2HF4Cl ·

4±.5% C4H10 · 16.5+.5,–1% C2H3F2Cl

R-22/124/600a/142b (51±2/28.5±2/4±.5/16.5+.5,–1)

96.9309±0.0069[1] -34.0/-25.8[12] 110.72[3] 4,702[3] 1,000[7] A1[7] 26,000[7] 100[7] 11.2065?[17] 0.04332[18] 1,478[17]

HCFC R-414BHot Shot,[3][19]

Kar Kool[3]

50±2% CHClF2 · 39±2% C2HF4Cl ·

1.5±.5% C4H10 · 9.5+.5,–1% C2H3F2Cl

R-22/124/600a/142b (50±2/39±2/1.5±.5/9.5+.5,–1)

101.5369±0.007[1] -34.4/-26.1[12] 108[3] 4,592[3] 1,000[7] A1[7] 23,000[7] 95[7] 10.1425?[17] 0.04023[18] 1,362[17]

HCFC R-415A -82±1% CHClF2 · 18±1% C2H4F2

R-22/152a (82±1/18±1) 81.9094±0.005[1] -37.5/-34.7[12] - - 1,000[7] A2[7] 57,000[7] 190[7] 10.092[17] 0.041[18] 1,507[17]

HCFC R-415B -25±1% CHClF2 · 75±1% C2H4F2

R-22/152a (25±1/75±1) 70.1935±0.0029[1] -23.4/-21.8[12] - - 1,000[7] A2[7] 52,000[7] 120[7] 4.05[17] 0.0125[18] 546[17]

HCFC R-416AFRIGC (FR-12)

[3]

59+.5,-1% C2H2F4 · 39.5+1,–.5% C2HF4Cl ·

1.5+1,–.2% C4H10

R-134a/124/600 (59+.5,–1/39.5+1,–.5/1.5+1,–.2)

111.9198±0.0031[1] -38.0/-32.9[12] 108.22[3] 4,020[3] 1,000[7] A1[7] 14,000[7] 62[7] 10.731?[17] 0.00869[18] 1,084[17]

HFC R-417AISCEON 59,[3]

NU-22[3]

46.6±1.1% C2HF5 · 50±1% C2H2F4 ·

3.4+.1,–.4% C4H10

R-125/134a/600 (46.6±1.1/50±1/3.4+.1,–.4)

106.7451±0.0021[1] -41.2/-40.1[12] 89.89[3] 4,102[3] 1,000[7] A1[7] 13,000[7] 56[7] 20.922?[17] 0[18] 2,346[17]

HFC R-417B -79±1% C2HF5 ·

18.3±1% C2H2F4 · 2.7+.1,–.5% C4H10

R-125/134a/600 (79±1/18.3±1/2.7+.1,–.5)

113.1185±0.0021[1] -44.9/-41.5[22] - - 1,000[22] A1[22] 15,000[22] 70[22] 25.796?[17] 0[18] 3,027[17]

HCFC R-418A -1.5±.5% C3H8 ·

96±1% CHClF2 · 2.5±.5% C2H4F2

R-290/22/152a (1.5±.5/96±1/2.5±.5)

84.5938±0.0063[1] -42.6/-36.0[12] - - 1,000[7] A2[7] 59,000[7] 200[7] 11.735?[17] 0.048[18] 1,741[17]

HFC R-419A -77±1% C2HF5 · 19±1% C2H2F4 ·

4±1% C2H6O

R-125/134a/E170 (77±1/19±1/4±1)

109.3375±0.0021[1] -25.0/-24.2[12] - - 1,000[7] A2[7] 70,000[7] 310[7] 24.9906[17] 0[18] 2,967[17]

HCFC R-420AChoice

Refrigerant[19]88+1,–0% C2H2F4 · 12+0,–1% C2H3F2Cl

R-134a/142b (88+1,–0/12+0,–1) 101.8438±0.0024[1] -34.4/-28.8[12] - - 1,000[7] A1[7] 45,000[7] 190[7] 14.468[17] 0.0084[18] 1,548[17]

HFC R-421A Choice 58±1% C2HF5 · R-125/134a (58±1/42±1) 111.7457±0.0021[1] - - - 1,000[7] A1[7] 61,000[7] 280[7] 22.7[17] 0[18] 2,631[17]

Type

ASHRAENumber

CASregistrynumber/

BlendName

MolecularFormula

IUPAC Chemical NameMolecular

massu ±

NormalBoiling ORBubble/Dew/AzeotropicPoint(s) °C

CriticalTemp.

°C

CriticalPressure(absolute)

kPa

OEL/PELppm (v/v) &ASHRAE 34

SafetyGroup

RCL/IDLHppm(v/v)

RCL/IDLHg/m3

AtmosphericLifetime(years)

Semi-Empirical

ODP

netGWP100-yr

R421A[19] 42±1% C2H2F4

HFC R-421B Choice 421B[19] 85±1% C2HF5 · 15±1% C2H2F4

R-125/134a (85±1/15±1) 116.9286±0.0021[1] - - - 1,000[7] A1[7] 69,000[7] 330[7] 26.75[17] 0[18] 3,190[17]

HFC R-422A ISCEON 79[19]85.1±1% C2HF5 · 11.5±1% C2H2F4 · 3.4+.1,–.4% C4H10

R-125/134a/600a (85.1±1/11.5±1/3.4+.1,–.4)

113.604±0.0021[1] - - - 1,000[7] A1[7] 63,000[7] 290[7] 26.697?[17] 0[18] 3,143[17]

HFC R-422B ICOR XAC1[19]55±1% C2HF5 · 42±1% C2H2F4 · 3+.1,–.5% C4H10

R-125/134a/600a (55±1/42±1/3+.1,–.5)

108.5177±0.0021[1] - - - 1,000[7] A1[7] 56,000[7] 250[7] 22.19?[17] 0[18] 2,526[17]

HFC R-422C ICOR XLT1[19]82±1% C2HF5 · 15±1% C2H2F4 · 3+.1,–.5% C4H10

R-125/134a/600a (82±1/15±1/3+.1,–.5)

113.3989±0.0021[1] - - - 1,000[7] A1[7] 62,000[7] 290[7] 26.24?[17] 0[18] 3,085[17]

HFC R-422DISCEON MO29[19]

65.1+.9,–1.1% C2HF5 · 31.5±1% C2H2F4 · 3.4+.1,–.4% C4H10

R-125/134a/600a (65.1+.9,–1.1/31.5±1/3.4+.1,–.4)

109.9345±0.0021[1] - - - 1,000[7] A1[7] 58,000[7] 260[7] 23.697?[17] 0[18] 2,729[17]

HFC R-423A -52.5±1% C2H2F4 · 47.5±1% C3HF7

R-134a/227ea (52.5±1/47.5±1) 125.958±0.0025[1] - - - 1,000[7] A1[7] 59,000[7] 310[7] 23.595[17] 0[18] 2,280[17]

HFC R-424ARS-44 (new

comp.)[19]

50.5±1% C2HF5 · 47±1% C2H2F4 ·

1.9+.3,–.1% C4H10 · .6+.1,–.2% C5H12

R-125/134a/600a/600/601a (50.5±1/47±1/.9+.1,–.2/1+.1,+.2/.

6+.1,–.2)108.4116±0.0021[1] - - - 970[7] A1[7] 23,000[7] 100[7] 21.525?[17] 0[18] 2,440?[17]

HFC R-425A -18.5±.5% CH2F2 · 69.5±.5% C2H2F4 ·

12±.5% C3HF7

R-32/134a/227ea (18.5±.5/69.5±.5/12±.5)

90.3054±0.002[1] - - - 1,000[7] A1[7] 72,000[21] 260[21] 14.7405[17] 0[18] 1,505[17]

HFC R-426ARS-24 (new

comp.)[19]

5.1±1% C2HF5 · 93±1% C2H2F4 ·

1.3+.1,–.2% C4H10 · .6+.1,–.2% C5H12

R-125/134a/600/601a (5.1±1/93±1/1.3+.1,–.2/.6+.1,–.2)

101.5573±0.0022[1] - - - 990[7] A1[7] 20,000[7] 83[7] 14.727?[17] 0[18] 1,508?[17]

HFC R-427A Forane 427A[19]

15±2% CH2F2 · 25±2% C2HF5 · 10±2% C2H3F3 · 50±2% C2H2F4

R-32/125/143a/134a (15±2/25±2/10±2/50±2)

90.4431±0.0019[1] - - - 1,000[7] A1[7] 79,000[21] 290[21] 20.185[17] 0[18] 2,138[17]

HFC R-428A RS-52[19]

77.5±1% C2HF5 · 20±1% C2H3F3 · .6+.1,–.

2% C3H8 · 1.9+.1,–.2% C4H10

R-125/143a/290/600a (77.5±1/20±1/.6+.1,–.2/1.9+.1,–.

2)107.5272±0.0021[1] - - - 1,000[7] A1[7] 83,000[23] 370[23] 33.175?[17] <0(smog)[18] 3,607[17]

HFC R-429A -60±1% C2H6O · 10±1% C2H4F2 ·

30±1% C4H10

R-E170/152a/600a (60±1/10±1/30±1)

50.7623±0.0034[1] - - - 1,000[7] A3[7] 6,300[7] 13[7] 3.749?[17] <0(smog)[18] 13.9[17]

HFC R-430A -76±1% C2H4F2 ·

24±1% C4H10R-152a/600a (76±1/24±1) 63.9562±0.0028[1] - - - 1,000[7] A3[7] 8,000[7] 21[7] 3.944?[17] 0[18] 95[17]

HFC R-431A -71±1% C3H8 · 29±1% C2H4F2

R-290/152a (71±1/29±1) 48.7995±0.0033[1] - - - 1,000[7] A3[7] 5,500[7] 11[7] 8.926?[17] <0(smog)[18] 38.3[17]

HO R-432A -80±1% C3H6 · 20±1% C2H6O

R-1270/E170 (80±1/20±1) 42.8211±0.0035[1] - - - 710[7] A3[7] 1,200[7] 2.1[7] 9.603?[17] <0(smog)[18] 1.64[17]

HO R-433A -30±1% C3H6 · 70±1% C3H8

R-1270/290 (30±1/70±1) 3,100[7] 5.5[7] 43.4708±0.0038[1] -44.6/-44.2? group=lower-alpha 2.85[17] 880[7] A3[7] 12 ± 3group=lower-

alpha< 0(smog)

HO R-433B -5±1% C3H6 · 95±1% C3H8

R-1270/290 (5±1/95±1) 4,500[24] 8.1[24] 43.9902±0.0039[1] -42.7/-42.5[24] group=lower-alpha 3.23[17] 950[24] A3[24] 12 ± 3group=lower-

alpha< 0(smog)

HO R-433C -25±1% C3H6 · 75±1% C3H8

R-1270/290 (25±1/75±1) 3,600[24] 6.6[24] 43.5737±0.0039[1] -44.3/-43.9[24] group=lower-alpha 2.93[17] 790[24] A3[24] 12 ± 3group=lower-

alpha< 0(smog)

HFC R-434A RS-45[19]

63.2±1% C2HF5 · 18±1% C2H3F3 · 16±1% C2H2F4 ·

2.8+.1,–.2% C4H10

R-125/143a/134a/600a (63.2±1/18±1/16±1/2.8+.1,–.2)

105.7366±0.0021[1] -45.0/-42.3[25] - - 1,000[7] A1[7] 73,000[7] 320[7] 30.264?[17] 0[18] 3,245[17]

HFC R-435A -80±1% C2H6O · 20±1% C2H4F2

R-E170/152a (80±1/20±1) 49.0353±0.0037[1] -26.1/-25.9[7] - - 1,000[7] A3[7] 8,500[7] 17[7] 0.292[17] <0(smog)[18] 25.6[17]

HC R-436A -56±1% C3H8 · 44±1% C4H10

R-290/600a (56±1/44±1) 8[7] 49.3341±0.0044[1] -34.3/-26.2[7] - 3.17[17] 1,000[7] A3[7] 4,000[7] 12 ± 3group=lower-

alpha<0(smog)[18]

HC R-436B -52±1% C3H8 · 48±1% C4H10

R-290/600a (52±1/48±1) 8[7] 49.8727±0.0044[1] -33.4/-25.0[7] - 3.16[17] 1,000[7] A3[7] 4,000[7] 12 ± 3group=lower-

alpha<0(smog)[18]

HFC R-437A -

19.5+.5,–1.8% C2HF5 · 78.5+1.5,–.7% C2H2F4 · 1.4+.1,–.2% C4H10 · .6+.

1,–.2% C5H12

R-125/134a/600/601 (19.5+.5,–1.8/78.5+1.5,–.7/1.4+.1,–.2/.6+.1,

–.2)103.7075±0.0022[1] -32.9/-29.2[7] - - 990[7] A1[7] 19,000[7] 81[7] 16.885?[17] 0[18] 1,805?[17]

HFC R-438AKDD5,[19]

ISCEON MO99[19]

8.5+.5,-1.5% CH2F2 · 45±1.5% C2HF5 ·

44.2±1.5% C2H2F4 · 1.7+.1,-.2% C4H10 · .6+.1

,-.2% C5H12

R-32/125/134a/600/601a (8.5+.5,-

1.5/45±1.5/44.2±1.5/1.7+.1,-.2/.6+.1,-.2)

99.0992±0.002[1] -43.0/-36.4[20] - - 990[20] A1[20] 20,000[21] 79[21] 19.9305?[17] 0[18] 2,265?[17]

HFC R-439A -50±1% CH2F2 · 47±1% C2HF5 ·

3±.5% C4H10

R-32/125/600a (50±1/47±1/3±.5) 71.2088±0.0015[1] -52.0/-51.8[13] - - 990[13] A2[13] 26,000[13] 76[13] 16.44?[17] 0[18] 1,983[17]

HFC R-440A -.6±.1% C3H8 ·

1.6±.6% C2H2F4 · 97.8±.5% C2H4F2

R-290/134a/152a (.6±.1/1.6±.6/97.8±.5)

66.2257±0.0024[1] -25.5/-24.3[13] - - 1,000[13] A2[13] 12,000[13] 31[13] 1.6652?[17] <0(smog)[18] 144[17]

HC R-441A HCR-188C[19]3.1±.3% C2H6 · 54.8±2% C3H8 · 42.1±2.6% C4H10

R-170/290/600a/600 (3.1±.3/54.8±2/6±.6/36.1±2)

6.3[13] 48.3048±0.0043[1] -41.9/-20.4[13] - 3.6[17] 1,000[13] A3[13] 3,200[13] 12 ± 3group=lower-

alpha<0(smog)[18]

HCFC R-500 Carrene #7[3] 73.8% CCl2F2 · 26.2% C2H4F2

R-12/152a (73.8/26.2) 99.301±0.0059[1] −33/0[12] 102.15[3] 4,173[3] 1,000[7] A1[7] 30,000[7] 120[7] 74.1668[17] 0.738[18] 8,077[17]

HCFC R-501 -75% CHClF2 ·

25% CCl2F2R-22/12 (75/25) 93.097±0.0074[1] −41/-41[12] 96.19[3] 4,764[3] 1,000[7] A1[7] 54,000[7] 210[7] 34[17] 0.2875[18] 4,083[17]

HCFC R-502 -48.8% CHClF2 ·

51.2% C2F5ClR-22/115 (48.8/51.2) 111.6264±0.007[1] −45/19[12] 80.73[3] 4,019[3] 1,000[7] A1[7] 73,000[7] 330[7] 876.256[17] 0.24968[18] 4,657[17]

HCFC R-503 -40.1% CHF3 · 59.9% CClF3

R-23/13 (40.1/59.9) 87.246±0.0022[1] −88/88[12] 18.43[3] 4,265[3] 1,000[7] A1? 40,000? 200? 491.63[17] 0.599[18] 14,560[17]

HCFC R-504 -48.2% CH2F2 · 51.8% C2F5Cl

R-32/115 (48.2/51.8) 79.2482±0.0021[1] −57/17[12] 62.13[3] 4,439[3] 1,000[7] A1? 140,000[21] 450[21] 882.9618[17] 0.22792[18] 4,143[17]

HCFC R-505 -78% CCl2F2 · 22% CH2FCl

R-12/31 (78/22) 103.4785±0.0102[1] −30/115[12] 117.78[3] 4,730[3] 350? B2? 10,000? 20? 78.0836+[17] 0.7844[18] 8,504+[17]

HCFC R-506 -55.1% CH2FCl · 44.9% C2F4Cl2

R-31/114 (55.1/44.9) 93.6895±0.0086[1] −12/18[12] 142.22[3] 5,157[3] 350? B2? 10,000? 20? 134.90938+[17] 0.46002[18] 4,495+[17]

HFC R-507[A] AZ-50[3][19] 50% C2HF5 · 50% C2H3F3

R-125/143a (50/50) 98.8586±0.0022[1] −46.7/-40[12] 70.74[3] 3,715[3] 1,000[7] A1[7] 130,000[7] 520[7] 40.5[17] 0[18] 3,985[17]

HFC R-508[A] Klea 5R3[3][19] 39% CHF3 · 61% C2F6 R-23/116 (39/61) 100.0976±0.0015[1] −86/-86[12] 11.01[3] 3,701[3] 1,000[7] A1[7] 55,000[7] 220[7] 6,205.3[17] 0[18] 13,214[17]

HFC R-508B Suva 95[3][19] 46% CHF3 · 54% C2F6 R-23/116 (46/54) 95.3939±0.0014[1] −88.3/-45.6[12] 12.06[3] 3,834[3] 1,000[7] A1[7] 52,000[7] 200[7] 5,524.2[17] 0[18] 13,396[17]

HCFC R-509[A]Arcton

TP5R2[3] 44% CHClF2 · 56% C3F8 R-22/218 (44/56) 123.9606±0.0038[1] −47/0[12] 87.22[3] 4,033[3] 1,000[7] A1[7] 75,000[7] 390[7] 1,461.28[17] 0.022[18] 5,741[17]

HC R-510[A] -88±.5% C2H6O ·

12±.5% C4H10R-E170/600a (88±.5/12±.5) 47.2441±0.0032[1] −25.2/-25.2[7] - - 1,000[7] A3[7] 7,300[7] 14[7] 1.4532?[17] <0(smog)[18] 1.24[17]

Type

ASHRAENumber

CASregistrynumber/

BlendName

MolecularFormula

IUPAC Chemical NameMolecular

massu ±

NormalBoiling ORBubble/Dew/AzeotropicPoint(s) °C

CriticalTemp.

°C

CriticalPressure(absolute)

kPa

OEL/PELppm (v/v) &ASHRAE 34

SafetyGroup

RCL/IDLHppm(v/v)

RCL/IDLHg/m3

AtmosphericLifetime(years)

Semi-Empirical

ODP

netGWP100-yr

HC R-511[A] -95±1% C3H8 · 5±1% C2H6O

R-290/E170 (95±1/5±1) 9.5[21] 44.1902±0.0039[1] −42.1/-20-40[21] - 3.19[17] 1,000[21] A3[21] 5,300[21] 11.40075?[17] < 0(smog)group=lower-

alpha

HC R-600 106-97-8C4H10 or

CH3CH2CH2CH3Butane 9.6? 58.1221±0.0051[1] 0[12]±1[2] 152.01[3] 4.0[5] 1,000[7] A3[7] 4,000? 12 ± 3

group=lower-alpha

0[11]

HC R-600a 75-28-5 C4H10 or CH(CH3)2CH3 Isobutane 9.6[7] 58.1221±0.0051[1] −11.7[2] 134.7[3] 3[26] 1,000[7] A3[7] 4,000[7] 12 ± 3[27] group=lower-alpha

0[11][26]

HC R-601 109-66-0C5H12 or

CH3CH2CH2CH2CH3Pentane 2.9[25] 72.1486±0.0064[1] 36.1[25]±.2[2] 196.56[3] 4 ± 2[f] 600[7] A3[25] 1,000[25] 12 ± 3

group=lower-alpha

0[11]

HC R-601a 78-78-4C5H12 or

(CH3)2CHCH2CH3Isopentane 1,000[7] 2.9[7] 72.1486±0.0064[1] 27.7[2] 4 ± 2

group=lower-alpha

600[7] A3[7] 12 ± 3group=lower-

alpha0[11]

HC R-610 60-29-7 CH3CH2OCH2CH3 Ethoxyethane (Diethyl ether) 400[7] A3? - - 74.1215±0.0055[1] group=lower-alpha 4 ± 2group=lower-

alpha12 ± 3

group=lower-alpha

< 0(smog)

HC R-611 107-31-3 HCOOCH3 Methyl formate - 60.0519±0.0032[1] 32[2][12] 213.55[3] < 25[11][26] 100[7] B2[7] - 12 ± 3group=lower-

alpha0[11][26]

- R-630 74-89-5 CH3NH2 Methylamine 31.0573±0.002[1] −6[2] 156.89[3] 7,460[3] - - - - - -- R-631 75-04-7 CH3CH2(NH2) Ethylamine 45.0838±0.0033[1] 16.6[2] 183[3] 5,620[3] - - - - - -- R-702 1333-74-0 H2 Hydrogen 2.01595±0.00027[1] −252.87[2] −239.95[14] 1,300[14] A3[7] - - - - 5.8[5]

- R-704 7440-59-7 He Helium - - 4.002602±.000002[1] −268.93[2] 0group=lower-

alpha9,340? A1[7] Unlimited[g] 0

group=lower-alpha

- R-717 7664-41-7 NH3 Ammonia 17.0308±0.0008[1] −33.34[2] 132.4[28] 11,280[28] 25[7] B2L[13] 320[7] 0.22[7] < 0.019165[29] 0[29] 0[29]

- R-718 7732-18-5 H2O Water/Steam 18.0154±0.0006[1] 100[12] 373.946[14] 22,060[14] A1[7] - - 0.026 ± 0.0014 0[30] 0.2 ± 0.2[5]

- R-720 7440-01-9 Ne Neon 9,340? A1[7] - - 20.1797±0.0006[1] group=lower-alpha 0group=lower-

alphaUnlimited

group=lower-alpha

0

- R-728 7727-37-9 N2 Nitrogen A1[7] - - 28.0137±0.0009[1] group=lower-alpha 0group=lower-

alphaUnlimited

group=lower-alpha

0

- R-729 -78.082% N2 ·

20.945% O2 · .934% ArAir N2/O2/Ar (78.082/20.945/.934

vol%)- - 28.9666±0.0008[1][31] −192.97? group=lower-alpha 0.00054+[5] A1? Unlimited

group=lower-alpha

0[30]

- R-732 7782-44-7 O2 Oxygen A1? - - 31.9988±0.0007[1] group=lower-alpha 0group=lower-

alphaUnlimited

group=lower-alpha

< 0

- R-740 7440-37-1 Ar Argon 9,340? A1[7] - - 39.948±0.001[1] group=lower-alpha 0group=lower-

alphaUnlimited

group=lower-alpha

0

- R-744 124-38-9 CO2 Carbon dioxide 44.0094±0.0017[1] −78[2][12] 31.04[14] 7,380[14] 5,000[7] A1[7] 40,000[7] 72[7] 29.3k-36.1k[32] 0[11] 1[5]

- R-744A 10024-97-2 N2O Nitrous oxide 44.0131±0.0012[1] −88.48[2] 36.4[14] 7,240[14] A1? - - 114[5] 0.017[15] 298[5]

- R-764 7446-09-5 SO2 Sulfur dioxide 64.0663±0.0092[1] −10[2][12] 157.65[3] 7,880[3] 5[33] B1[7] 100[33] 0.262[33] - - -

- R-784 7439-90-9 Kr Krypton 9,340? A1? - - 83.798±0.002[1] group=lower-alpha 0group=lower-

alphaUnlimited

group=lower-alpha

0

CFO R-1112a 79-35-6 C2Cl2F21,1-Dichloro-2,2-difluoroethylene

132.921±0.0129[1] - - - - - - - - -

CFO R-1113 79-38-9 C2ClF3 Chlorotrifluoroethylene 116.4679±0.0074[1] −27.8[2] - - - - - - - -

PFO R-1114 116-14-3 C2F4 Tetrafluoroethylene - 100.0148±0.0019[1] −76.3[2] - - - - - 0group=lower-

alphaHCO R-1120 79-01-6 C2HCl3 Trichloroethylene (trielene) 131.3836±0.0185[1] 87.2[2] 297.78[3] 4,909[3] - - - - - -HCO R-1130 156-59-2 C2H2Cl2 cis-1,2-Dichloroethylene 96.9401±0.0132[1] 60.3[2] 243.28[3] 5,481[3] - - - - 0[11] < 25[11]

HFO R-1132a 75-38-7 C2H2F2 1,1-Difluoroethylene - 64.0339±0.0022[1] - 29.7[3] - - - - 0group=lower-

alphaHCO R-1140 75-01-4 C2H3Cl Chloroethylene (vinyl chloride) 62.4966±0.0078[1] −13.4[2] 151.83[3] 5,150[3] 100? B3[4] - - - - -

HFO R-1141 75-02-5 C2H3F Fluoroethylene (vinyl fluoride) - 46.0435±0.0023[1] −72.2[2] - - - - - 0group=lower-

alpha

HO R-1150 74-85-1 CH2=CH2 Ethene (Ethylene) - - 28.0531±0.0024[1] −103.7[2] group=lower-alpha 3.7[5] 200[7] A3[7] 12 ± 3group=lower-

alpha< 0(smog)

PFO R-1216 116-15-4 C3F6 Hexafluoropropylene - 150.0222±0.0028[1] −28[2] - 17,340+[5] - - 1,000+[5][6] 0group=lower-

alpha

PFO R- 6792-31-0 (C3F6)3 Hexafluoropropene trimer - 450.0665±0.0085[1] - - - - - - 0group=lower-

alphaHCFO R-1233zd 2730-43-0 C3H2ClF3 1-Chloro-3,3,3-trifluoropropene 130.4944±0.0086[1] - - - - - - - - -HFO R-1234yf 754-12-1 C3H2F4 2,3,3,3-Tetrafluoropropene 114.0413±0.0031[1] −29.4[34] - - 500[35] A2L[13] 16,000[34] 75[34] 0.030116[36] 0[26] 4[26][36]

HFO R-1234ze 1645-83-6 C3H2F4 1,3,3,3-Tetrafluoropropene 114.0413±0.0031[1] −19.[2][21] - - 800[21] A2L[21] 16,000[21] 75[21] - 0[26] 6[26]

HO R-1270 115-07-1 C3H6 or CH3CH=CH2 Propene (Propylene) 1,000[7] 1.7[7] 42.0796±0.0037[1] −47.6[2] group=lower-alpha 1.8[5] 500[7] A3[7] 12 ± 3group=lower-

alpha< 0(smog)

Type

American Society of Heating, Refrigerating and Air-Conditioning Engineers!ASHRAE

Number

[[CAS registry number!CAS

registrynumber]]/

BlendName

[[Chemical formula!MolecularFormula]]

IUPAC nomenclature!IUPAC Chemical Name

[[Molecular mass!Molecularmass]]

Atomic mass unit!u Uncertainty#Measurements!±

NormalBoiling ORBubble/Dew/AzeotropicPoint(s) °C

CriticalTemp.

°C

CriticalPressure(absolute)

kPa

Occupational exposure limit!OEL/Permissible

exposure limit!PELppm (v/v) &

American Society of Heating, Refrigerating and Air-Conditioning

Engineers!ASHRAE 34SafetyGroup

RCL/IDLHppm(v/v)

RCL/IDLHg/m3

[[Greenhouse gas#Atmospheric

lifetime!AtmosphericLifetime]]

(years)

Semi-Empirical

Ozone depletion

potential!ODP

netGlobal warming potential!GWP

100-yr