Ecolab Inc has filed a petition with the US Food and Drug Administration (FDA) proposing that the food additive regulations be amended to provide for the safe use of a mixture of peroxyacetic acid, octanoic acid, acetic acid, hydrogen peroxide, peroxyoctanoic acid, and 1-hydroxyethylidene-1,1-diphosphonic acid as an antimicrobial agent on meat parts, trim and organs.