Bewakingsonderzoek 1998-1999 naar het voorkomen van residuen van anabole steroiden, beta-agonisten, sedativa en thyreostatica in slachtdieren

During the surveillance conducted in the period 1998 - 1999, focusing on special slaughter places, different samples were analysed for the presence of residues of anabolic compounds and sedatives, beta-agonists and thyreostats. The conclusion drawn from this surveillance is that 8% (14 animals) of the 172 animals controlled were found positive for one or more of the illegal growth promoting agents tested for