Decabromo[13C12]biphenyl, 50µg/ml in Nonane/50% toluene, 1,2ml

Benzidine

Perfluoro-1-octanesulfonamide isomeric mixture, 50µg/ml in MeOH, 1,2ml

2,3,3',4,5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane