4,4'-Dibromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

2,2',5,5'-Tetrachlorobenzidine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15721-02-5

1-Fluoropyrene, 10µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1691-65-2

2-Nitrobiphenyl-d9,1000 µg/mL,toluene,1mL,