# Regulation (EC) No 1005/2009 of the European Parliament and of the Council of 16 September 2009 on substances that deplete the ozone layer (recast) (Text with EEA relevance), Division 1

Extent: E+W+S+N.I.

Controlled substances for essential laboratory and analytical uses shall contain only controlled substances manufactured to the following purities:
Substance
%
CTC (reagent grade)
99,5
1,1,1-trichloroethane
99,0
CFC 11
99,5
CFC 13
99,5
CFC 12
99,5
CFC 113
99,5
CFC 114
99,5
Other controlled substances with a boiling point > 20 °C
99,5
Other controlled substances with a boiling point < 20 °C
99,0
These pure controlled substances may be subsequently mixed by manufacturers, agents, or distributors with other chemicals controlled or not controlled by the Protocol as is customary for laboratory and analytical uses.

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Source: https://www.legislation.gov.uk/eur/2009/1005/annex/V/division/1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-1005/annex-V/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.