Annex I

United Kingdom

FLUORINATED GREENHOUSE GASES REFERRED TO IN POINT 1 OF ARTICLE 2

Substance			GWP^f1
Based on the Fourth Assessment Report adopted by the Intergovernmental Panel on Climate Change, unless otherwise indicated.
Industrial designation	Chemical name(Common name)	Chemical formula	GWP^f1
Section 1: Hydrofluorocarbons (HFCs)
HFC-23	trifluoromethane (fluoroform)	CHF₃	14 800
HFC-32	difluoromethane	CH₂F₂	675
HFC-41	fluoromethane (methyl fluoride)	CH₃F	92
HFC-125	pentafluoroethane	CHF₂CF₃	3 500
HFC-134	1,1,2,2-tetrafluoroethane	CHF₂CHF₂	1 100
HFC-134a	1,1,1,2-tetrafluoroethane	CH₂FCF₃	1 430
HFC-143	1,1,2-trifluoroethane	CH₂FCHF₂	353
HFC-143a	1,1,1-trifluoroethane	CH₃CF₃	4 470
HFC-152	1,2-difluoroethane	CH₂FCH₂F	53
HFC-152a	1,1-difluoroethane	CH₃CHF₂	124
HFC-161	fluoroethane (ethyl fluoride)	CH₃CH₂F	12
HFC-227ea	1,1,1,2,3,3,3-heptafluoropropane	CF₃CHFCF₃	3 220
HFC-236cb	1,1,1,2,2,3-hexafluoropropane	CH₂FCF₂CF₃	1 340
HFC-236ea	1,1,1,2,3,3-hexafluoropropane	CHF₂CHFCF₃	1 370
HFC-236fa	1,1,1,3,3,3-hexafluoropropane	CF₃CH₂CF₃	9 810
HFC-245ca	1,1,2,2,3-pentafluoropropane	CH₂FCF₂CHF₂	693
HFC-245fa	1,1,1,3,3-pentafluoropropane	CHF₂CH₂CF₃	1 030
HFC-365 mfc	1,1,1,3,3-pentafluorobutane	CF₃CH₂CF₂CH₃	794
HFC-43-10 mee	1,1,1,2,2,3,4,5,5,5-decafluoropentane	CF₃CHFCHFCF₂CF₃	1 640
Section 2: Perfluorocarbons (PFCs)
PFC-14	tetrafluoromethane (perfluoromethane, carbon tetrafluoride)	CF₄	7 390
PFC-116	hexafluoroethane (perfluoroethane)	C₂F₆	12 200
PFC-218	octafluoropropane (perfluoropropane)	C₃F₈	8 830
PFC-3-1-10 (R-31-10)	decafluorobutane (perfluorobutane)	C₄F₁₀	8 860
PFC-4-1-12 (R-41-12)	dodecafluoropentane (perfluoropentane)	C₅F₁₂	9 160
PFC-5-1-14 (R-51-14)	tetradecafluorohexane (perfluorohexane)	C₆F₁₄	9 300
PFC-c-318	octafluorocyclobutane (perfluorocyclobutane)	c-C₄F₈	10 300
Section 3: Other perfluorinated compounds
	sulphur hexafluoride	SF₆	22 800

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Footnotes

f1: Based on the Fourth Assessment Report adopted by the Intergovernmental Panel on Climate Change, unless otherwise indicated.