... ,2-hydroxy-2,4,4aa-trichlorodiphenyl Appearance:White crystalline powder Purity:99% min Melting point:55-60 Chemical name: 2,4,4'trichloro 2'- ... disinfectant with characteristics of good results, safety and antibacterial popularized in advanced countries.The solution can ... apparatus and for food machinery etc.Package: 25kg/barrel,two layers plastic bag and paperboard barrel. ether,2-hydroxy-2,4,4- ...