# Regulation (EU) 2019/1009 of the European Parliament and of the Council of 5 June 2019 laying down rules on the making available on the market of EU fertilising products and amending Regulations (EC) No 1069/2009 and (EC) No 1107/2009 and repealing Regulation (EC) No 2003/2003 (Text with EEA relevance), Division 2: A compound liquid inorganic macronutrient fertiliser shall contain more than one of the following declared nutrients in at least the following contents:

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

(a) 1,5 % by mass of total nitrogen (N),
(b) 1,5 % by mass of total phosphorus pentoxide (P2O5),
(c) 1,5 % by mass of total potassium oxide (K2O),
(d) 0,75 % by mass of total magnesium oxide (MgO),
(e) 0,75 % by mass of total calcium oxide (CaO),
(f) 0,75 % by mass of total sulphur trioxide (SO3), or
(g) 0,5 % by mass of total sodium oxide (Na2O).
However, the total sodium oxide (Na2O) content shall not exceed 20 % by mass.

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Source: https://www.legislation.gov.uk/eur/2019/1009/annex/I/part/II/division/24/division/2 (the official version)
Page: https://openlegislation.uk/eu-regulation-2019-1009/annex-I/part-II/division-24/division-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.