Report copyright - J. Braz. Chem. Soc. - SciELO · 194 Poly(N,N’-dichloro-N-ethyl-benzene-1, 3-disulfonamide) and N,N,N’,N’-Tetrachlorobenzene-1,3-disulfonamide J. Braz. Chem. Soc.Since TCBDA
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