{
  "url": "https://openlegislation.uk/eu-regulation-2003-2003/division-E./division-E.3./division-E.3.1.",
  "json_url": "https://openlegislation.uk/eu-regulation-2003-2003/division-E./division-E.3./division-E.3.1..json",
  "legislation": "eur/2003/2003",
  "legislation_title": "Regulation (EC) No 2003/2003 of the European Parliament and of the Council of 13 October 2003 relating to fertilisers (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2003-2003",
  "path": "division/E./division/E.3./division/E.3.1.",
  "kind": "division",
  "number": "E.3.1",
  "heading": "Chelating agents",
  "text": "Acids, or sodium, potassium or ammonium salts of:\nFor information only.\nNo\nDesignation\nAlternative designation\nChemical formula\nCAS number of the acid\n1\nEthylenediaminetetraacetic acid\nEDTA\nC 10 H 16 O 8 N 2\n60-00-4\n2\n2-hydroxyethylethylenediaminetriacetic acid\nHEEDTA\nC 10 H 18 O 7 N 2\n150-39-0\n3\ndiethylenetriaminepentaacetic acid\nDTPA\nC 14 H 23 O 10 N 3\n67-43-6\n4\nethylenediamine- N,N’-di[(ortho-hydroxyphenyl)acetic acid]\n[o,o] EDDHA\nC 18 H 20 O 6 N 2\n1170-02-1\n5\nethylenediamine- N-[(ortho-hydroxyphenyl)acetic acid]- N’-[(para-hydroxyphenyl)acetic acid]\n[o,p] EDDHA\nC 18 H 20 O 6 N 2\n475475-49-1\n6\nethylenediamine- N,N’-di[(ortho-hydroxy-methylphenyl)acetic acid]\n[o,o] EDDHMA\nC 20 H 24 O 6 N 2\n641632-90-8\n7\nethylenediamine- N-[(ortho-hydroxy-methylphenyl)acetic acid]- N’-[(para-hydroxy-methylphenyl)acetic acid]\n[o,p] EDDHMA\nC 20 H 24 O 6 N 2\n641633-41-2\n8\nethylenediamine- N,N’-di[(5-carboxy-2-hydroxyphenyl)acetic acid]\nEDDCHA\nC 20 H 20 O 10 N 2\n85120-53-2\n9\nethylenediamine- N,N’-di[(2-hydroxy-5-sulfophenyl)acetic acid] and its condensation products\nEDDHSA\nC 18 H 20 O 12 N 2 S 2 + n*(C 12 H 14 O 8 N 2 S)\n57368-07-7 and 642045-40-7\n10\nIminodisuccinic acid\nIDHA\nC 8 H 11 O 8 N\n131669-35-7\n11\nN,N’-di(2-hydroxybenzyl)ethylenediamine-N,N’-diacetic acid\nHBED\nC 20 H 24 N 2 O 6\n35998-29-9\n12\n[S,S]-Ethylenediaminedisuccinic acid\n[S,S]-EDDS\nC 10 H 16 O 8 N 2\n20846-91-7",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Substituted by Commission Regulation (EC) No 162/2007 of 19 February 2007 amending Regulation (EC) No 2003/2003 of the European Parliament and of the Council relating to fertilisers for the purposes of adapting Annexes I and IV thereto to technical progress (Text with EEA relevance)."
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Substituted by Commission Regulation (EU) No 223/2012 of 14 March 2012 amending Regulation (EC) No 2003/2003 of the European Parliament and of the Council relating to fertilisers for the purposes of adapting Annexes I and IV thereto to technical progress (Text with EEA relevance)."
    },
    {
      "type": "F",
      "label": "F3",
      "text": "Inserted by Commission Regulation (EU) 2016/1618 of 8 September 2016 amending Regulation (EC) No 2003/2003 of the European Parliament and of the Council relating to fertilisers for the purposes of adapting Annexes I and IV (Text with EEA relevance)."
    },
    {
      "type": "M",
      "label": "M1",
      "text": "The chelating agents are to be identified and quantified by the recognised standards that cover the mentioned chelating agents. [Words in Regulation substituted (31.12.2020) by The Fertilisers and Ammonium Nitrate Material (Amendment) (EU Exit) Regulations 2019 (S.I. 2019/601), regs. 1(2), 5(2)(a); 2020 c. 1, Sch. 5 para. 1(1)]"
    },
    {
      "type": "footnote",
      "label": "f1",
      "text": "For information only."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2003/2003/division/E./division/E.3./division/E.3.1.",
    "retrieved_at": "2026-11-01T14:55:51.297977+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}