China CAS 38821-53-3, 5% Tylvalosin Tartrate Premix , Dihydrostreptomycin Sulphate Injection , 0 And Streptomycin Sulphate - 3810-74-0 ,Premix Tilmicosin Phosphate . The product will supply to all over the world, such as Europe, America, Australia,, ,, .