Chemical Name:2,2',4,4'-Tetrahydroxybenzophenone
CAS No.: 131-55-5
Molecular Formula: C13H10O5
Molecular weight:246.22
Appearance:Palegreenish yellow crystalline powder
Assay: 99.0%min
Chemical Name:2,2',5,5'-Tetrachlorobenzidine
CAS No.: 15721-02-5
Molecular Formula: C12H8Cl4N2
Molecular Weight:322.02
Appearance: white powder
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