# Commission Delegated Regulation (EU) 2017/654 of 19 December 2016 supplementing Regulation (EU) 2016/1628 of the European Parliament and of the Council with regard to technical and general requirements relating to emission limits and type-approval for internal combustion engines for non-road mobile machinery, Division 8.2.3.6: Weighing

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

The sample media shall be weighed automatically or manually, as follows:
(a) For automatic weighing, the automation system manufacturer's instructions shall be followed to prepare samples for weighing; this may include placing the samples in a special container;
(b) For manual weighing, good engineering judgment shall be used;
(c) Optionally, substitution weighing is permitted (see point 8.2.3.10);
(d) Once a filter is weighed it shall be returned to the Petri dish and covered.

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Source: https://www.legislation.gov.uk/eur/2017/654/annex/VI/division/8/division/8.2/division/8.2.3/division/8.2.3.6 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-654/annex-VI/division-8/division-8.2/division-8.2.3/division-8.2.3.6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.