Terbufos-sulfoxide, 10µg/ml in Acetonitrile, 10ml

Dibenzo[a,i]pyrene-d14, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 158776-07-9

Ethanol standard in serum,0.8g/L,serum, 1.5mL

Hexachlorocyclopentadiene, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 77-47-4