Consolidated indicative list of globally exempted laboratory and analytical uses of ozone-depleting substances (prepared in response to decision XXXI/5)

Submitted by martha on 6 December 2019

Categories and examples of laboratory uses (not exhaustive list)

Reference

1. Research and development (e.g. pharmaceutical, pesticide, CFC

and HCFC substitutes)

1.1 Reaction solvent or reaction feedstock (e.g. Diels-Alder and Friedel-Craft Reactions, RuO3 oxidation, allelic side bromination, etc.)

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Countries commit to protect the ozone layer and climate under the Montreal Protocol
Press Release 12 November 2019

Rome, 8 November 2019 – Delegates representing 171 parties to the Montreal Protocol concluded their

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Spotlight on the vital work carried out by the Assessment Panels
Video 8 November 2019

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Parties to the Montreal Protocol to meet in Rome, Italy from 4-8 November 2019
News 4 November 2019

What: 31st Meeting of the Parties to the Montreal Protocol

Laboratory and analytical uses

Submitted by nay.aung@un.org on 25 October 2019

Pursuant to Decision X/19 (4), the Secretariat is listing below decisions by the Parties on laboratory and analytical uses that should no longer be eligible for production and consumption of controlled ozone-depleting substances under the global exemption:

2019 Antarctic ozone hole weakest on record
2019 Antarctic ozone hole smallest on record
News 22 October 2019

Scientists from NASA and NOAA work together to track the ozone layer throughout the year and determine when the hole

New Ozone-Depleting substances that have been reported by the Parties: Decisions XIII/5, X/8 and IX/24 (Updated May 2012)

Submitted by nay.aung@un.org on 17 October 2019
No. Substance Name Chemical Formula ODP CAS No. Uses Mp/°C Bp/°C Producer Amount produced Manufacturing countries
1 Cyclobutane,1,2-dichloro-1,2,3,3,4,4-hexafluoro(or 1,2-dichloro-1,2,3,3,4,4-hexafluorocyclobutane or RC-316c)
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