1,2,3,8,9-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

1H-Cyclopenta[l]phenanthrene, 500 µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 235-92-7

9-cis-12-Hydroxyoctadecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 450-12-5

4,4'-Diaminobiphenyl,100 µg/mL,acetonitrile,1mL,