R508B GWP: global warming potential (AR4, AR5)

R508B has a 100-year global warming potential (GWP) of 6,808 under AR4, 11,698 under AR5, and 13,566 under WMO 2022.

A GWP is counted in kilograms of CO₂ equivalent (kg CO₂e) per kilogram of gas released.

GWP by IPCC report and horizon

One row per figure. When publishers print different figures under one report, each figure gets its own row.

R508B: global warming potential by report and horizon, in kg CO₂e per kg
Report	Horizon	GWP	Printed by
AR4	100 years	6,808	UNEP
AR5	100 years	11,698	DESNZ, UOS
WMO 2022	20 years	10,586	UNEP
WMO 2022	100 years	13,566	UNEP

R508B is a blend. Shares by mass as UNEP states them.

Component	Share by mass
R23	46%
R116	54%

Every open record of R508B this page reads, with the figures it prints.

Publisher	Record	Region	Figures	Factor page
DESNZ	Blends - R508B	United Kingdom	AR5 100 years: 11,698
UNEP	R-508B - R-23/116 (46.0/54.0)	World	AR4 100 years: 6,808 · WMO 2022 20 years: 10,586 · WMO 2022 100 years: 13,566	Open
UOS	Refrigerants - R-508B	Iceland	AR5 100 years: 11,698

Source: the open records of the open-climate.ai catalogue, version 1590.