Guidance

Non-pathogen scheme: recent intended results for distribution

This external quality assessment scheme is suitable for laboratories located on production sites where the introduction of pathogens may be inadvisable.

• From: Public Health England
• Published: 30 June 2014
• Last updated: 30 March 2021
  Show all updates

  1. 30 March 2021

     Added Non-pathogen scheme: intended results for distribution NP067.

  2. 25 August 2020

     Updated 'Non-pathogen scheme: intended results for distribution NP066'.

  3. 28 February 2020

     Added 'Non-pathogen scheme: intended results for distribution NP065'.

  4. 18 September 2019

     Added 'Non-pathogen scheme: intended results for distribution NP064'.

  5. 29 May 2019

     Added 'Non-pathogen scheme: intended results for distribution NP063'.

  6. 6 March 2019

     Added 'Non-pathogen scheme: intended results for distribution NP062, samples NP0179 and NP0180'.

  7. 18 September 2018

     Added 'Non-pathogen scheme: intended results for distribution NP061, samples NP0177 and NP0178'.

  8. 27 February 2018

     Added 'Non-pathogen scheme: intended results for distribution NP059, samples NP0173 and NP0174'.

  9. 20 September 2017

     Added non pathogen scheme: intended results for distribution NP058, samples NP0171 and NP0172.

  10. 31 May 2017

      Added 'non pathogen scheme: intended results for distribution NP057, samples NP0169 and NP0170'.

  11. 27 February 2017

      Added nonpathogen scheme: intended results for distribution NP056, samples NP0166, NP0167 and NP0168.

  12. 19 September 2016

      Added nonpathogen scheme: intended results for distribution NP055, samples NP0163, NP0164 and NP0165.

  13. 1 June 2016

      Added Non-pathogen scheme: intended results for distribution NP054, samples NP0160, NP0161 and NP0162.

  14. 8 March 2016

      Added non pathogen scheme: intended results for distribution NP053, samples NP0157, NP0157 and NP0159.

  15. 19 October 2015

      Added non pathogen scheme: intended results for distribution NP052, samples NP0154, NP0155 and NP0156.

  16. 2 July 2015

      Added non pathogen scheme: intended results for distribution NP051.

  17. 24 February 2015

      Added non-pathogen scheme: intended results for distribution NP050, samples NP0148, NP0149 and NP0150.

  18. 30 June 2014

      First published.

This publication was withdrawn on 15 May 2025

This content is no longer up-to-date. For the most recent information, see the Food and Environment Proficiency Testing Unit (FEPTU) website.

Documents

Non-pathogen scheme: intended results for distribution NP067

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Non-pathogen scheme: intended results for distribution NP066

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Non-pathogen scheme: intended results for distribution NP065

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Details

The non-pathogen scheme is also suitable for laboratories that assess the microbiological quality of foodstuffs or perform shelf-life studies but don’t routinely examine for pathogens.

The examinations covered are:

• Pseudomonas spp.
• yeasts
• moulds
• coliforms
• enterobacteriaceae
• Escherichia coli
• enterococci
• lactic acid bacteria
• aerobic colony counts at 30ºC