Compound                            CAS No Concentration
benzidine                           92-87-5 500.000 +/- 25.00 mg/L
3,3'-dichlorobenzidine              91-94-1 500.000 +/- 25.00 mg/L
3,3'-dimethylbenzidine              119-93-7 500.000 +/- 25.00 mg/L