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Monitoring Data for Veterinary Drug Residues
Overall, non‐compliance is steady or decreasing
Analytical Strategy
Aim
is to check if samples are below or potentially above the Screening Target Concentration (STC)
Results
are either
< STC
(given in µg/kg) or
Suspect
Response
= relative comparison between Peak Area in Unspiked Sample (A
us
) vs. Peak Area in the related
Spiked Sample (A
s
)
Samples
Milk‐based products
Milk fractions (16), infant
formulae & milk powders (15),
milk‐based infant cereals (5)
Design
67 samples
Fortified at 0, 1, 2 STC
Three analysts involved
O 15 d
ity Criteria
Cut‐off level
False suspect rate: < 10%
False negative rate: < 5%
R i
i
0 2 i
Validation scheme according to EU CRL 2010 / 01 / 20
Meat/Seafood products
Meat/seafood powders (10),
Meat /seafood fresh and
cooked (10), meat‐based baby‐
foods
ver ays
Qual
etent on t me: < . m n
Identification: 2 MRM
Full validation by the developing lab + Multi-site implementation (France, Singapore, USA)