# 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 3: Secondary nutrients in fertilisers


The tolerances allowed in respect of the declared calcium, magnesium, sodium and sulphur contents shall be a quarter of the declared contents of these nutrients up to a maximum of 0,9 % in absolute terms for CaO, MgO, Na2O, and SO3, i.e. 0,64 for Ca, 0,55 for Mg, 0,67 for Na and 0,36 for S.

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Source: https://www.legislation.gov.uk/eur/2003/2003/division/3. (the official version)
Page: https://openlegislation.uk/eu-regulation-2003-2003/division-3.
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.