1,3-Dinitropyrene, 100µg/mL in Toluene, 1ml

ß alpha alpha (20R)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 481-20-9

Octachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3268-87-9

Heptachlor-endo-epoxide (trans-, isomer A), 100 ng/µl, 1ml