Chinese VersionChina Suppliers > Hubei new DE sheng material science and technology co., LTD. > TMB 3,3',5,5'-Tetramethyl-[1,1'-Biphenyl]-4,4'-Diamine Hydrochloride Hydrate(1:2:X)
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TMB 3,3',5,5'-Tetramethyl-[1,1'-Biphenyl]-4,4'-Diamine Hydrochloride Hydrate(1:2:X)