Organic IntermediateChina Factory Directly Sale P-Chloranil (Tetrachloro-p-benzoquinone) CAS 118-75-2, Find details about China Tetrachloro-1 4-Benzoquinone, 4-Chloranil from Factory Directly Sale P-Chloranil (Tetrachloro-p-benzoquinone) CAS 118-75-2