18 LB Contrac Blox Rodent Control Rodenticide Kills Mice & Rats For Sale By PestControlPross See My Amazon Store for Other Pest & Rodent Control Products!! Active Ingredient: 	Bromadiolone .005% Target pests: 	rodents For use in: 	If unopened and sealed, product will last 2-3 years if kept away from extreme temperatures. Once opened, should last a year in normal conditions. Application: 	Recommend changing bait out every 40-60 days if not eaten. Very cold or warm temperatures will mold or sour the bait faster. Yield: 18 lb. pail contains about 288 blox. (28 gram ea) 2 x 3/4 inch blox Pet safe: 	Contrac is LESS toxic to non-target animals in both primary and secondary poisoning situations than other single-feeding baits. An antidote, Vitamin K1 is readily available and there is a time factor for treatment. PestControlPross is an independent company and distributor of pest control products. Pest Control Pros can not warranty or guarantee the safety of the products listed on our website as this solely lies with the manufacturer of the product. Products sold on this site are sold throughout the world and it is impossible to know every licensing restriction or requirements, product registration, etc. for every country, state, county, city, province, etc. It is the sole responsibility of the purchaser and the end user to provide a license, permit, registration or whatever is required by their local or state authorities to purchase said product.