For the purposes of this Regulation, in addition to the definitions set out in Regulation (EC) No 470/2009, the following definitions shall apply:
‘major metabolites’ means metabolites comprising ≥ 100 μg/kg or ≥ 10 % of the total residue in a sample collected from the target animal species in the metabolism study,
‘marker residue’ means a residue whose concentration is in a known relationship to the concentration of total residue in an edible tissue,
‘dairy starter cultures’ means prepared cultures of microorganism employed in the manufacture of a variety of dairy products including butter, cheese, yoghurt and cultured milk.