# Commission Directive 2004/73/EC of 29 April 2004 adapting to technical progress for the twenty-ninth time Council Directive 67/548/EEC on the approximation of the laws, regulations and administrative provisions relating to the classification, packaging and labelling of dangerous substances (Text with EEA relevance), Division 1.6.4.1: Pre-incubation

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

If the soil was stored (see section 1.6.3.2), pre-incubation is recommended for a period between 2 and 28 days. The temperature and moisture content of the soil during pre-incubation should be similar to that used in the test (see sections 1.6.4.2 and 1.7.1.3).

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Source: https://www.legislation.gov.uk/eudr/2004/73/annex/2I/division/C.21/division/1/division/1.6/division/1.6.4/division/1.6.4.1 (the official version)
Page: https://openlegislation.uk/eu-directive-2004-73/annex-2I/division-C.21/division-1/division-1.6/division-1.6.4/division-1.6.4.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.