AI.: 0.005% Bromadiolone. CONTRAC Meal bait formulation is ideal to use if there is the possibility that rodents may transport the bait to sensitive areas near food, children or pets. Meal baits, while they are affected more by weather than alternatives, contain food-grade ingredients (seed and grain), which give rodents a variety of texture and flavor which they love. CONTRAC Meal packs contain the single-feeding anticoagulant, Bromadiolone and come in slender pre-measured place packages.