In force Publication date 01 Jan 21 TL04 Download options Resource description Technical Letter: Zeranol. Download options Available in 1 language. Language English Download This link will open in a new window. Archives Archived Languages English French TL04 Version 2.0 (PDF, 222Ko) TL04 Version 2.0 (PDF, 272Ko) Related resources Technical Letters - Index See Details about Technical Letters - Index