# Commission Regulation (EU) 2017/644 of 5 April 2017 laying down methods of sampling and analysis for the control of levels of dioxins, dioxin-like PCBs and non-dioxin-like PCBs in certain foodstuffs and repealing Regulation (EU) No 589/2014 (Text with EEA relevance), Division 8: Performance characteristics: Criteria for the sum of non-dioxin-like PCBs at the maximum level

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

Use of all six 13C-labelled analogues as internal standards required
Isotope dilution mass spectrometry
Other techniques
Trueness
– 20 to + 20 %
– 30 to + 30 %
Intermediate precision (RSDR)
≤ 15 %
≤ 20 %
Difference between upper and lower bound calculation
≤ 20 %
≤ 20 %

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Source: https://www.legislation.gov.uk/eur/2017/644/annex/IV/division/8 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-644/annex-IV/division-8
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.