# Directive 2004/10/EC of the European Parliament and of the Council of 11 February 2004 on the harmonisation of laws, regulations and administrative provisions relating to the application of the principles of good laboratory practice and the verification of their applications for tests on chemical substances (codified version) (Text with EEA relevance), Division 2

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

For each study, the identity, including batch number, purity, composition, concentrations, or other characteristics to appropriately define each batch of the test or reference items should be known.

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Source: https://www.legislation.gov.uk/eudr/2004/10/annex/I/section/II/division/6/division/6.2/division/2 (the official version)
Page: https://openlegislation.uk/eu-directive-2004-10/annex-I/section-II/division-6/division-6.2/division-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.