# Regulation (EC) No 2003/2003 of the European Parliament and of the Council of 13 October 2003 relating to fertilisers (Text with EEA relevance), Division 4: Micro-nutrients in fertilisers


The tolerance allowed in respect of the declared micro-nutrient content shall be:
0,4 % in absolute terms for a content of more than 2 %,
one fifth of the declared value for a content not exceeding 2 %.
The tolerance allowed in respect of the declared content for the various forms of nitrogen or the declared solubilities of phosphorus pentoxide is one-tenth of the overall content of the nutrient concerned with a maximum of 2 % by mass, provided that the overall content of that nutrient remains within the limits specified in Annex I and the tolerances specified above.

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Source: https://www.legislation.gov.uk/eur/2003/2003/division/4. (the official version)
Page: https://openlegislation.uk/eu-regulation-2003-2003/division-4.
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.