Perfluoro-1-[13C8]octanesulfonamide, 50µg/ml in Isopropanol, 1,2ml

Hydroxyhopanone, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1981-81-3

Benzo[a]pyrene D12, 10µg/mL in Cyclohexane, 10ml

1,2,4,6,7-Pentachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,