De ukorrigerede resultater af referenceprøven/prøverne udtrykt i BEQ (blindprøve og relevant niveau) bruges til at evaluere den bioanalytiske metodes ydeevne over et konstant tidsrum.
The uncorrected results of the reference sample(s) expressed in BEQs (blank and level of interest) shall be used for evaluation of the performance of the bioanalytical method over a constant time period.