open-climate.aiFactors

R425A GWP: global warming potential (AR4, AR5)

R425A has a 100-year global warming potential (GWP) of 1,505 under AR4, 1,431 under AR5, and 1,590 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.

R425A: global warming potential by report and horizon, in kg CO₂e per kg
ReportHorizonGWPPrinted by
AR4100 years1,505UNEP
AR5100 years1,431DESNZ
WMO 202220 years4,006UNEP
WMO 2022100 years1,590UNEP

Composition

R425A is a blend. Shares by mass as UNEP states them.

ComponentShare by mass
R3218.5%
R134a69.5%
R227ea12%

Who publishes it

Every open record of R425A this page reads, with the figures it prints.

PublisherRecordRegionFiguresFactor page
DESNZBlends - R425AUnited KingdomAR5 100 years: 1,431
UNEPR-425A - R-32/134a/227ea (18.5/69.5/12)WorldAR4 100 years: 1,505 · WMO 2022 20 years: 4,006 · WMO 2022 100 years: 1,590

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

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