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Substance group

What counts as Nitrites (E 249–250)?

2 markets define Nitrites (E 249–250), 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 249–250: Nitrites
Potassium nitrite, Sodium nitrite
“E 249–250: Nitrites”
Annex II, line 1633 (excerpt) · fetched 2026-10-09European Commission / Publications Office (CELLAR): Annex II, line 1633(opens in a new tab)
Annex II Part C (GB): E 249–250: Nitrites
Potassium nitrite, Sodium nitrite
“E 249–250: Nitrites”
Annex II, line 707 (excerpt) · fetched 2026-10-10The National Archives (legislation.gov.uk): Annex II, line 707(opens in a new tab)

Rules

Rules that use these definitions

56 rules.

Requirement
Applies when
Effective
Source
LimitGB
Nitrites (E 249–250) as defined in Great Britain (England, Scotland, Wales)

Limit 100 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: Heat-treated meat products [08.3.2]

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 249-250 · Nitrites · 100 · (7) (58) (59) · only sterilised meat products (Fo > 3,00)

LimitGB
Nitrites (E 249–250) as defined in Great Britain (England, Scotland, Wales)

Limit 175 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 249-250 · Nitrites · 175 · (39) · only Wiltshire bacon and similar products: Meat is injected with curing solution followed by immersion curing for 3 to 10 days. The immersion brine solution also includes microbiological starter cultures

LimitGB
Nitrites (E 249–250) as defined in Great Britain (England, Scotland, Wales)

Limit 100 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 249-250 · Nitrites · 100 · (39) · only Wiltshire ham and similar products: Meat is injected with curing solution followed by immersion curing for 3 to 10 days. The immersion brine solution also includes microbiological starter cultures

LimitGB
Nitrites (E 249–250) as defined in Great Britain (England, Scotland, Wales)

Limit 175 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 249-250 · Nitrites · 175 · (39) · only Entremeada, entrecosto, chispe, orelheira e cabeca (salgados), toucinho fumado and similar products: Immersion cured for 3 to 5 days. Product is not heat-treated and has a high water activity

LimitGB
Nitrites (E 249–250) as defined in Great Britain (England, Scotland, Wales)

Limit 50 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 249-250 · Nitrites · 50 · (39) · only cured tongue: Immersion cured for at least 4 days and pre-cooked

  • LimitGB
    Nitrites (E 249–250) as defined in Great Britain (England, Scotland, Wales)

    Limit 100 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: Heat-treated meat products [08.3.2]

    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 249-250 · Nitrites · 100 · (7) (58) (59) · only sterilised meat products (Fo > 3,00)

  • LimitGB
    Nitrites (E 249–250) as defined in Great Britain (England, Scotland, Wales)

    Limit 175 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 249-250 · Nitrites · 175 · (39) · only Wiltshire bacon and similar products: Meat is injected with curing solution followed by immersion curing for 3 to 10 days. The immersion brine solution also includes microbiological starter cultures

  • LimitGB
    Nitrites (E 249–250) as defined in Great Britain (England, Scotland, Wales)

    Limit 100 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 249-250 · Nitrites · 100 · (39) · only Wiltshire ham and similar products: Meat is injected with curing solution followed by immersion curing for 3 to 10 days. The immersion brine solution also includes microbiological starter cultures

  • LimitGB
    Nitrites (E 249–250) as defined in Great Britain (England, Scotland, Wales)

    Limit 175 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 249-250 · Nitrites · 175 · (39) · only Entremeada, entrecosto, chispe, orelheira e cabeca (salgados), toucinho fumado and similar products: Immersion cured for 3 to 5 days. Product is not heat-treated and has a high water activity

  • LimitGB
    Nitrites (E 249–250) as defined in Great Britain (England, Scotland, Wales)

    Limit 50 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 249-250 · Nitrites · 50 · (39) · only cured tongue: Immersion cured for at least 4 days and pre-cooked

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