# 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 7.3.2

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

Calculation from bioanalytical results (corrected for blank and recovery) of multiple analyses of samples (n ≥ 6) contaminated at the decision limit of the confirmatory method, as the lower endpoint of the data distribution at the corresponding mean BEQ value:
Cut-off value = BEQDL – 1,64 × SDR
with
SDR standard deviation of bioassay results at BEQDL, measured under within-laboratory reproducibility conditions

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Source: https://www.legislation.gov.uk/eur/2017/644/annex/III/division/7/division/7.3/division/7.3.2 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-644/annex-III/division-7/division-7.3/division-7.3.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.