... free, and has proved to be highly effective in fish and shrimp feeding when incorporated into the diets.Nutrient composition ... YC is free of salmonell; nontoxic to human, animal, fish and shrimp; environment-friendly; doesnt cause any cross-contamination;Stable ... as BP, USP, FCC, etc. and China National Standard:GB.Export areas: Australia, Spain, Singapore, Portugal, Malaysia, India, Pakistan, Turkey, ...