... ,improve growth,tates,increase output Crude protein Feed AdditiveRBchem Premix Feed Additive: Compound Amino Acid RBchem focus on ... ,Flavomycin etc..7. Vermifuge : Sulfaquinoxaline,Furazolidone,Nicabazin etc8.Storage additive: Sorbic acid ,Potassium Sorbate, Propionic acid etc..9 ... for different use,different effective.And our premix feed addtivie wildely used for animals like :Fish,Crab ...