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Substance group

What counts as Nitrates (E 251–252)?

2 markets define Nitrates (E 251–252), and they don't all agree. Read each definition below. You tell us if your product contains it; we never guess from its name.

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Group

Definitions

Market
Definition
Listed members
Source
Annex II Part C: E 251–252: Nitrates
Sodium nitrate, Potassium nitrate
“E 251–252: Nitrates”
Annex II, line 1638 (excerpt) · fetched 2026-10-09European Commission / Publications Office (CELLAR): Annex II, line 1638(opens in a new tab)
Annex II Part C (GB): E 251–252: Nitrates
Sodium nitrate, Potassium nitrate
“E 251–252: Nitrates”
Annex II, line 712 (excerpt) · fetched 2026-10-10The National Archives (legislation.gov.uk): Annex II, line 712(opens in a new tab)

Rules

Rules that use these definitions

76 rules.

Requirement
Applies when
Effective
Source
LimitGB
Nitrates (E 251–252) as defined in Great Britain (England, Scotland, Wales)

Limit 250 mg/kg (content basis)

Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

  • EU food category: Traditional immersion cured products (Meat products cured by immersion in a curing solution containing nitrites and/or nitrates, salt and other components) [08.3.4.1]

Depends on: eu food category code

In force since 20 Jan 2010

Applies to products placed on the market on or after 20 Jan 2010

Applies in GB from 20 January 2010 (retained Art. 35); the Annex text is the version in force on 2024-06-28, the last before Annex II was omitted from the revised legislation on 1 April 2025 (S.I. 2025/361); the FSA register keeps these terms of authorisation. Amendment dates of single rows not tracked.

From the official list: E 251-252 · Nitrates · 250 · (39) · only rohschinken, nassgepökelt and similar products: Curing time depending on the shape and weight of meat pieces for approximately 2 days/kg followed by stabilisation/maturation

LimitGB
Nitrates (E 251–252) as defined in Great Britain (England, Scotland, Wales)

Limit 250 mg/kg (content basis)

Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

  • EU food category: Traditional dry cured products. (Dry curing process involves dry application of curing mixture containing nitrites and/or nitrates, salt and other components to the surface of the meat followed by a period of stabilisation/maturation) [08.3.4.2]

Depends on: eu food category code

In force since 20 Jan 2010

Applies to products placed on the market on or after 20 Jan 2010

Applies in GB from 20 January 2010 (retained Art. 35); the Annex text is the version in force on 2024-06-28, the last before Annex II was omitted from the revised legislation on 1 April 2025 (S.I. 2025/361); the FSA register keeps these terms of authorisation. Amendment dates of single rows not tracked.

From the official list: E 251-252 · Nitrates · 250 · (39) (59) · only dry cured bacon and similar products: Dry curing followed by maturation for at least 4 days

LimitGB
Nitrates (E 251–252) as defined in Great Britain (England, Scotland, Wales)

Limit 250 mg/kg (content basis)

Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

  • EU food category: Traditional dry cured products. (Dry curing process involves dry application of curing mixture containing nitrites and/or nitrates, salt and other components to the surface of the meat followed by a period of stabilisation/maturation) [08.3.4.2]

Depends on: eu food category code

In force since 20 Jan 2010

Applies to products placed on the market on or after 20 Jan 2010

Applies in GB from 20 January 2010 (retained Art. 35); the Annex text is the version in force on 2024-06-28, the last before Annex II was omitted from the revised legislation on 1 April 2025 (S.I. 2025/361); the FSA register keeps these terms of authorisation. Amendment dates of single rows not tracked.

From the official list: E 251-252 · Nitrates · 250 · (39) (59) · only dry cured ham and similar products: Dry curing followed by maturation for at least 4 days

LimitGB
Nitrates (E 251–252) as defined in Great Britain (England, Scotland, Wales)

Limit 250 mg/kg (content basis)

Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

  • EU food category: Traditional dry cured products. (Dry curing process involves dry application of curing mixture containing nitrites and/or nitrates, salt and other components to the surface of the meat followed by a period of stabilisation/maturation) [08.3.4.2]

Depends on: eu food category code

In force since 20 Jan 2010

Applies to products placed on the market on or after 20 Jan 2010

Applies in GB from 20 January 2010 (retained Art. 35); the Annex text is the version in force on 2024-06-28, the last before Annex II was omitted from the revised legislation on 1 April 2025 (S.I. 2025/361); the FSA register keeps these terms of authorisation. Amendment dates of single rows not tracked.

From the official list: E 251-252 · Nitrates · 250 · (39) (59) · only jamon curado, paleta curada, lomo embuchado y cecina and similar products: Dry curing with a stabilisation period of at least 10 days and a maturation period of more than 45 days

LimitGB
Nitrates (E 251–252) as defined in Great Britain (England, Scotland, Wales)

Limit 250 mg/kg (content basis)

Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

  • EU food category: Traditional dry cured products. (Dry curing process involves dry application of curing mixture containing nitrites and/or nitrates, salt and other components to the surface of the meat followed by a period of stabilisation/maturation) [08.3.4.2]

Depends on: eu food category code

In force since 20 Jan 2010

Applies to products placed on the market on or after 20 Jan 2010

Applies in GB from 20 January 2010 (retained Art. 35); the Annex text is the version in force on 2024-06-28, the last before Annex II was omitted from the revised legislation on 1 April 2025 (S.I. 2025/361); the FSA register keeps these terms of authorisation. Amendment dates of single rows not tracked.

From the official list: E 251-252 · Nitrates · 250 · (39) (59) · only presunto, presunto da pa and paio do lombo and similar products: Dry cured for 10 to 15 days followed by a 30 to 45-day stabilisation period and a maturation period of at least 2 months

  • LimitGB
    Nitrates (E 251–252) as defined in Great Britain (England, Scotland, Wales)

    Limit 250 mg/kg (content basis)

    Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

    Applies when
    • EU food category: Traditional immersion cured products (Meat products cured by immersion in a curing solution containing nitrites and/or nitrates, salt and other components) [08.3.4.1]

    Depends on: eu food category code

    Effective

    In force since 20 Jan 2010

    Applies to products placed on the market on or after 20 Jan 2010

    Applies in GB from 20 January 2010 (retained Art. 35); the Annex text is the version in force on 2024-06-28, the last before Annex II was omitted from the revised legislation on 1 April 2025 (S.I. 2025/361); the FSA register keeps these terms of authorisation. Amendment dates of single rows not tracked.

    Source

    From the official list: E 251-252 · Nitrates · 250 · (39) · only rohschinken, nassgepökelt and similar products: Curing time depending on the shape and weight of meat pieces for approximately 2 days/kg followed by stabilisation/maturation

  • LimitGB
    Nitrates (E 251–252) as defined in Great Britain (England, Scotland, Wales)

    Limit 250 mg/kg (content basis)

    Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

    Applies when
    • EU food category: Traditional dry cured products. (Dry curing process involves dry application of curing mixture containing nitrites and/or nitrates, salt and other components to the surface of the meat followed by a period of stabilisation/maturation) [08.3.4.2]

    Depends on: eu food category code

    Effective

    In force since 20 Jan 2010

    Applies to products placed on the market on or after 20 Jan 2010

    Applies in GB from 20 January 2010 (retained Art. 35); the Annex text is the version in force on 2024-06-28, the last before Annex II was omitted from the revised legislation on 1 April 2025 (S.I. 2025/361); the FSA register keeps these terms of authorisation. Amendment dates of single rows not tracked.

    Source

    From the official list: E 251-252 · Nitrates · 250 · (39) (59) · only dry cured bacon and similar products: Dry curing followed by maturation for at least 4 days

  • LimitGB
    Nitrates (E 251–252) as defined in Great Britain (England, Scotland, Wales)

    Limit 250 mg/kg (content basis)

    Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

    Applies when
    • EU food category: Traditional dry cured products. (Dry curing process involves dry application of curing mixture containing nitrites and/or nitrates, salt and other components to the surface of the meat followed by a period of stabilisation/maturation) [08.3.4.2]

    Depends on: eu food category code

    Effective

    In force since 20 Jan 2010

    Applies to products placed on the market on or after 20 Jan 2010

    Applies in GB from 20 January 2010 (retained Art. 35); the Annex text is the version in force on 2024-06-28, the last before Annex II was omitted from the revised legislation on 1 April 2025 (S.I. 2025/361); the FSA register keeps these terms of authorisation. Amendment dates of single rows not tracked.

    Source

    From the official list: E 251-252 · Nitrates · 250 · (39) (59) · only dry cured ham and similar products: Dry curing followed by maturation for at least 4 days

  • LimitGB
    Nitrates (E 251–252) as defined in Great Britain (England, Scotland, Wales)

    Limit 250 mg/kg (content basis)

    Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

    Applies when
    • EU food category: Traditional dry cured products. (Dry curing process involves dry application of curing mixture containing nitrites and/or nitrates, salt and other components to the surface of the meat followed by a period of stabilisation/maturation) [08.3.4.2]

    Depends on: eu food category code

    Effective

    In force since 20 Jan 2010

    Applies to products placed on the market on or after 20 Jan 2010

    Applies in GB from 20 January 2010 (retained Art. 35); the Annex text is the version in force on 2024-06-28, the last before Annex II was omitted from the revised legislation on 1 April 2025 (S.I. 2025/361); the FSA register keeps these terms of authorisation. Amendment dates of single rows not tracked.

    Source

    From the official list: E 251-252 · Nitrates · 250 · (39) (59) · only jamon curado, paleta curada, lomo embuchado y cecina and similar products: Dry curing with a stabilisation period of at least 10 days and a maturation period of more than 45 days

  • LimitGB
    Nitrates (E 251–252) as defined in Great Britain (England, Scotland, Wales)

    Limit 250 mg/kg (content basis)

    Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

    Applies when
    • EU food category: Traditional dry cured products. (Dry curing process involves dry application of curing mixture containing nitrites and/or nitrates, salt and other components to the surface of the meat followed by a period of stabilisation/maturation) [08.3.4.2]

    Depends on: eu food category code

    Effective

    In force since 20 Jan 2010

    Applies to products placed on the market on or after 20 Jan 2010

    Applies in GB from 20 January 2010 (retained Art. 35); the Annex text is the version in force on 2024-06-28, the last before Annex II was omitted from the revised legislation on 1 April 2025 (S.I. 2025/361); the FSA register keeps these terms of authorisation. Amendment dates of single rows not tracked.

    Source

    From the official list: E 251-252 · Nitrates · 250 · (39) (59) · only presunto, presunto da pa and paio do lombo and similar products: Dry cured for 10 to 15 days followed by a 30 to 45-day stabilisation period and a maturation period of at least 2 months

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