Perfluorooctane sulfonic acid, 100 ng/µl, 1ml

C28 1-Methyl triaromatic sterane + C28 Triaromatic sterane (0856.28), 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80382-31-6

4,4'-Dichlorobenzophenone, 100 µg/ml, Acetonitril

1,2,3,7,8,9-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene